★★★★★(1)
Mama Santa & Sister-in-Law Lovey-Dovey Sex Rock-Paper-Scissors
by yoshii tech
About Mama Santa & Sister-in-Law Lovey-Dovey Sex Rock-Paper-Scissors
Mama Santa & Sister-in-Law Lovey-Dovey Sex Rock-Paper-Scissors is a Christmas-themed adult game by yoshii tech, made with RPGM. It follows a younger brother who has been living with his older brother and his wife. After the older brother disappears, years pass, and on Christmas Day the sister-in-law arrives drunk in a Santa outfit. She proposes a strip rock-paper-scissors game. The presentation is 2D and animated, with adult themes including cheating.
The current build is v1.0, released on January 17, 2026. It runs on Windows and is offered in English with AI machine translation. The visuals use mosaics. The game focuses on the late Christmas premise, the Santa outfit encounter, and the proposed strip rock-paper-scissors challenge. The released build includes the described premise and the mosaic-covered presentation.
Developer's description
A Christmas game arriving a month late! The story follows a younger brother who had been staying with his older brother and his wife. However, the older brother has since disappeared. As the years pass, on Christmas Day, the older brother’s wife (his sister-in-law), drunk on alcohol, appears before him dressed in a Santa outfit… And suddenly suggests they play a game of strip rock-paper-scissors.
Mama Santa & Sister-in-Law Lovey-Dovey Sex Rock-Paper-Scissors screenshots
Download Mama Santa & Sister-in-Law Lovey-Dovey Sex Rock-Paper-Scissors v1.0
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