Mating Season Adult Game Download Overview

Inspired by another breeding game, Breeding Season. Your parents have passed, leaving you with a once proud farm that has sadly fallen into disrepair. As a first-time monster breeder, there’s only one thing to do – screw your way back up to the top! Explore bountiful woods and moist caverns, searching for exotic creatures to add to your collection. Breed a bevy of buxom beasties, either by playing matchmaker or by getting first hand experience. And if country life has got you down, there’s always a shoulder to cry on, a lap to sit on, and a hole to fill in town. It’s time to grab your destiny, and it’s big enough that you’ll need both hands.

Formerly Breeding Season 3D

The goal of this project is to create a title that focuses equally on eroticism and on in-depth, satisfying breeding mechanics. I aim to provide a beautiful game with visually stimulating graphics, inviting sound design (with voice acting for NPCs and monsters!), and an immersive world for you to explore. By playing through the game and making new friends (and lovers) you will be able to unlock new locations, capture new monsters, and breed magical creatures with unique appearances and traits.

Game Information


Release Date: 2022-10-11
DeveloperLove OS Games – Patreon – Twitter – Itch.io – Discord – YouTube
Censored: No
Version: 0.1.2k
OS: Windows
Language: English
Genre: 3D Game, Animated, Male Protagonist, Futa/Trans Protagonist, Female Protagonist, Anal Sex, Exhibitionism, (OPTIONAL) Futa/Trans, (OPTIONAL) Gay, Harem, Pregnancy, Vaginal Sex, Voyeurism, Adventure, Management, Monster, Monster Girl, Humor, Romance, Sandbox, Trainer, Simulator, (OPTIONAL) SUPER STRAIGHT SEX


  • New Monster: Elf! (Near the lake, to the right side)
  • New Town Map: Town Redesign
  • New Sex Scene: Doggy
  • Pick Sex Scene (Heart/Missionary/Doggy)
  • GUI: Dialogue keyboard shortcut (Space Bar, Response Numbers)
  • New Cheat: Get a monster of any race by talking to LoveOS NPC!
  • Artist Mode: Hair Choice
  • Artist Mode: Neck Length
  • Artist Mode: Elf Tattoos (x3), female pubic hair (x3), and male body hair (x1)
  • Artist Mode: Glow effect
  • Artist Mode: Time slider (Preview Day – Night)
  • Artist Mode: Removed Legendary from color palette option
  • Continuous Run toggle
  • Randomized offspring race (if both are monsters), instead of default to the pregnant breeder’s race

Bug Fixes

  • BUG: Fixed custom palette inheritance when breeding custom monsters
  • BUG: Artist Mode – when changing color, material values are reset
  • BUG: Removed pickaxe and axe from shop because player gets them at the start of the game
  • BUG: Fixed crash that happens sometimes when a monster is spawned


Bug Fixes

  • BUG: Sometimes BGM won’t play
  • BUG: Monsters who are caught don’t have random names
  • BUG: Cannot insert whitespace/special characters in ranch name textbox

Development Log
Here’s what we’re working on in immediate future:

  • More monsters
  • More sex scenes
  • Reworking stat system and breeding mechanics
  • Removing lag when monsters spawn in mountain


  • New Monster: Bunny! (Trait: Sex Machine – Breed 2x/day)
  • Sex SFXs (M & F)
  • Turn off female/male sex SFX on Settings
  • Settings Toggle: Naked player
  • Updated NPC Art Fullbody!!
  • Quest Board has weekly quests
  • Dating System
  • New Feral: Wolf!
  • SFW Streaming Mode: Censored Mode!
  • Replaced invisible barriers with cliffs
  • Better Random (Catching Chance, Generating Monster Randoms)
  • Separate NPC functions with shops
  • Add more bush to make catching easier
  • Gender icons for wild monsters
  • Notification when damage does 0 to trees
  • Game is paused when losing focus
  • Gameplay design, plot progression for 7 days of game time

Dating System

  • Talking 1x/day increase heart exp
  • Heart indication in textbox dialogue
  • Gifting (Gift selected item in hotbar)
  • Settings to disable romantic interests of certain genders
  • Birthday!! (Rose: Spring 10th, Eric: Spring 22nd)

Bug Fixes

  • BUG: Hotbar items and even if you put it in the storage it remains on the Hotbar and can even be used
  • BUG: My status stayed at everything 1 even if i level skills also i always have 3 skillpoints
  • BUG: Free camera during sex need to be limited
  • BUG: textbox full text revealed then next frame slowly revealed from 0 char to full
  • BUG: low stamina lv (1), jump off and forever falling animation
  • BUG: Stamina 1 cannot auto attack
  • BUG: Throwing collar glitch when running out of stamina
  • BUG: When crouching and catching, the monster notice you even if they didn’t before. throwing = no sound as well? cooldown?
  • BUG: Monsters still tired the next day after breeding
  • BUG: Remapping the E (action) key is partially broken. I remapped it to U and it does not work for talking to LoveOS, or moving locations, or the workbench, or maybe one other thing which I forget – but it does for interacting with other things such as town inhabitants, logs, rocks, plants, shearing monsters, breeding monsters and so on

[v0.1] Temporary Hotfix!!

  • Increased quest rewards as we work on more systems for the player to produce income.
  • Lag in mountain area and crash when opening menu When the game spawns new monsters the game will lag a bit. Don’t open the menu/inventory when the game lags as it spawns new monsters. Only open the menu when the game isn’t lagging.

Save data is not compatible between builds (not yet at least).
If the game crashes when loading save data from last build or if you’re stuck in forever loading screen from continuing save data from last build, please start a new game instead 😐


  • Free Camera during sex
  • New Monster: Naga!
  • New Trait: Bootiful
  • Hotbar
  • Drag n drop inventory swap position, hotbar assignment
  • Game Cheats – Talk to LoveOS
  • Skittish Wild Monster AI (Tauriens)
  • Bush = stealth, but if you’re in combat bush doesnt matter
  • Crouching = no footstep noise, help with stealth
  • If monster is aware of you, or if you’re in combat with the monster capture rate is much lower
  • LockOn UI indicator (Press TAB) for capture chance: Green = High, Yellow = Medium, Red = Low
  • Passing out animation when 3AM
  • Save button in menu
  • Toggle Inventory shortcut: I
  • Jiggle reimplemented
  • FxF and bottom Snake animations are unavailable so they will be replaced by a heart icon instead when breeding. Their sex scenes will be added later.

Bug Fixes

  • Inventory: more than 1 same item stacks not saving properly
  • Fix inventory action panel error clogging up the error log
  • Nap fade blackout multiple times, character can still move but theres a black screen
  • Can catch a monster that is already being caught, producing errors
  • Forever loading screen.
  • BGM randomly turning off when leaving a location


  • Keyboard remapping
  • Upgrade Barn
  • Upgrade Backpack
  • NPC and Farm Monster Voices (let me know what you think!!)
  • Nap -> recover stamina
  • Updated NPC Art: Rose
  • New NPC Art: Eric
  • Player skills: vitality (stamina), physique (damage, defense)
  • Title screen New Game => Confirm deleting their old data

Bug Fixes

  • Town shops random error when closed


  • New NPC Art: Nawa!
  • Save System: Auto save game data every 5 minutes.
  • Crafting System
  • New daytime system (smooth day-night transition)
  • Removed old food system with feeder, will be replaced with a new feeding system later
  • New loot in mountain: Branch, Nipple Berry Tree, Weed, and 2 Spring Flowers: Veronica and Primrose (names might be changed later)
  • Press H to toggle hide/show GUI. Good for recording/taking screenshots of the game.
  • Mods are now located in /Mods folder inside game’s folder (instead of the root game folder). Move all your mods files inside this /Mods folder.


  • New NPC Art: Arjun!
  • New NPC Art: Caleb!
  • New NPC Art: Neith!
  • Default time speed is now at 1x, and max time speed is at 5x.
  • Player only get 1 monster of their choice as a starter (in intro).
  • Barn capacity is now at 10 monsters.
  • Updated mountain area!
  • Catch new monsters in the mountain (70% flat chance)
  • Pregnancy is now at 30% chance instead of 100%
  • New option to disable certain genders from being spawned in wild areas + birth

[0.0.8c] Public Release

  • New monster: Taurien (Cow)
  • Pregnancy for Taurien lasts 1 day, Neko, Lycans and other monsters last 2 days.
  • New traits: Busty, Bite-Sized, Thicc, Slim, Milky
  • New NPC Art: Rose
  • Extend barn capacity to 10
  • Mountain now has Lycans and Tauriens
  • Heart Emoji when monsters can produce (fur, claws, breastmilk)
  • Changed to a new fur shader (still thinking about this one, feel free to leave comments)

Bug Fixes

  • Still appear pregnant after giving birth
  • Jittery hair
  • When creating a characters, there are certain colors for the eyes and skin that don’t update on the model.

[0.0.7b] Public Release!

  • Trait inheritance + trait function + trait visual display (on monster’s body)
  • New traits: Muscular, Lithe, Towering, Miniature
  • Breeding mechanic upgraded – offspring will now inherit appearance (skin tone, hair color, fur color, eye color) and traits from their parents
  • New monster: Wolf!

Bug Fixes

  • Update pregnancy rate after changing sex position dropdown (top/bottom)
  • You can crouch when in conversation


  • Character Customization Scene! Change your hair color, skin tone, and eye color!
  • Futa & Omega Protagonist gender selection (Full gay mode is possible now!)
  • New NPC Art: Margaret
  • New helper NPC: LoveOS. Temporary NPC who explains basic features of the game.
  • New feature: Mailbox. Right now the mailbox only contain recent patch notes but it’ll have more function in the future.
  • More settings: Fullscreen/Window mode and an option to change display resolution.
  • More settings: Mouse sensitivity and inverted mouse options.
  • Further zoom out range of the player camera using the mouse middle scroll.

Bug Fixes

  • Some breeding gender combinations don’t spawn a sex scene when they should
  • Some breeding gender combinations show 0% pregnancy rate when they should be 100%
  • Some breeding gender combinations don’t have change sex position dropdown option when they should
  • Player can still sleep when the menu is open if they press E
  • Tools not showing up when chopping/mining in the mountain.


  • Upgraded Unity to latest LTS
  • Upgraded anime shader
  • Upgraded character/monster customization system
  • Male MC!!!
  • Female MC has big belly when she’s pregnant
  • Cat fur is back!
  • A new logo for the game!

Bug Fixes

  • Unity bug when the game runs on second monitor instead of main monitor
  • Cat fur production bug is fixed. The fur should regrow in 3 days now.


  • Player Level Up System
    Player can level up by doing anything from resource gathering to breeding! After leveling up, player will earn 3SP that can be spent on the skill tree.
  • Player Skill Tree
    First draft of player’s skill tree. Currently we have skills to increase player’s base status to keep Player competitive with other monster as a breeding partner. We’ll add more skills that player can learn as time goes on
  • New Sex Scene Camera View
    New Camera view during sex: bottom POV. Camera view from the one getting railed.
  • Breed With Player!
    You can now choose to breed your monsters with Player!
  • Pregnant F!MC
    Pregnant F!MC is currently not showing big belly – this is because next update we’re going to make huge changes to our character system, to make it easier to add new monsters, modify body parts, add/remove clothes, and further customization.
  • Player Giving Birth
    In testing version, the player will give birth immediately the next day~ The race of the offspring is decided by the monster partner’s race.

Bug Fixes

  • If you click new game quickly the game spawn too many scenes – added a global button cooldown to fix the issue
  • Bug when the item in quickslot is removed from inventory
  • Bug when quickslot doesn’t update when you gain more items
  • When you’re standing near an interactable object and the notification shows up and it’s time for auto sleep (3AM), the notification still shows up after sleeping
  • Inventory action set error when no action is available
  • Cat Fur has been removed because Cats will produce claws instead. Furs will be produced by wolves.
  • When putting food in the feeder, everytime you come back to the ranch you’ll lose some items. (This was fixed)

Quality of Life Improvement
Sprint(Left Shift)/Crouch(Ctrl) works on toggle mode now. No need to press forever

Settings Menu

  • Render Quality – change this if the game is laggy
  • Time speed – speed up the game time to test our features!
  • Volume settings
  • Sexual Preferences Options – Probably the most requested settings

Consuming Food
Some items can be consumed for stamina recovery

Go to your house to sleep or pass out at 3AM for automatic sleep!

Night Mode

  • Starting from 18pm, it will get dark outside
  • Right now the effect is still in early development – we’ll improve night mode in future releases! I plan to implement full daily rotation system – morning, evening, sunset, and night. Right now we just need an indicator for night mode.
  • Aside from lighting change, if you don’t fill the feeders in your barn, some monsters will be hungry the next day. Hungry monsters will delay their produce, extend their pregnancy, and can’t breed (for the day).

BGM Change + Calibration

The music also changes at night! Try it out

Bug Fixes

  • Breed, Monster window display error: When choosing the same monster partner to breed, the monster doesn’t display the 2nd time
  • Monsters that are breeding can’t be released. Must wait till they finish.
  • Big notification for new unlocked location no longer have overlapping texts.


Added features

  • Breeding = training. Breeding increases your monsters’ stats.
  • Big belly for pregnant cats
  • Shipping at 18:00 everyday
  • Can skip intro
  • Improve title screen
  • Excess monsters auto-release at 24:00 everyday
  • Frame rate limiter (60fps limit by default) to prevent overheating

GUI Updates

  • Big notification when unlocking new location. Known bug: for some reason, when building 0.0.2, the texts for new location move on top of each other. It wasn’t like this when I tested it but it happened.
  • Small notification for pregnancy/birth/shipping

VFX Updates

  • Added many new SFXs and VFXs, especially for mining stones/chopping trees/notifications.

Bug Fixes

  • Shipping Crate/Storage open error when coming back from town


  • This is our ‘proof of concept’. It will give you a small taste of the world we are still creating and building. Just keep in mind that everything you are seeing is still very early in development!
  • To use the monster feeder, please cycle through the quick slot and make sure that the appropriate item (meat or veggie chunk) is in the active slot.
  • To shear one of the monsters on the farm, put the shears in the active slot and press ‘E’ when near a monster.

Download Mating Season Porn Game


Mega Workupload

Extras (v0.0.10+)

Mating Season Incest Patch
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