Assassin and Sister

by ASOBI

Uncensored Windows

VersionFinal

EngineUnity

Released2026-06-27

Updated2026-06-28

LanguageEnglish, German, Japanese, Chinese

2D Game 2DCG Adventure Anal Sex Animated Big Tits Combat Creampie Female Protagonist Group Sex Incest Male Protagonist Multiple Penetration Multiple Protagonist Oral Sex Shooter Titfuck Vaginal Sex

About Assassin and Sister

Assassin and Sister is an adult top-down shooter adventure made by ASOBI in Unity, using 2D animated CG art. The story begins with Jade Kimiko hosting Thea Summer as they prepare for New Year's Eve, then Victor Ray enters and behaves in a sexually familiar way, leading Jade to reveal that she has been his free-use stepsister. From there, you follow Jade and other characters through open-ended exploration, bullet-filled action, and multiple protagonists.

The current build is finished, dated June 27, 2026. It runs on Windows and is available in English, German, Japanese, and Chinese. The game is uncensored. Its presentation uses animated scenes and 2D artwork to carry both narrative moments and action sequences, while the completed release presents the story from the New Year's Eve setup onward.

Developer's description

Jade Kimiko has her friend Thea Summer over as she's preparing for New Year's Eve. Victor Ray wanders in and begins groping Jade's tits right in the kitchen while Jade acts like there's nothing unusual about it. When Victor leaves, Thea asks what that was all about and Jade confesses that she's been his free use stepsis.... Embark on a journey to save the world in this bullet-filled adventure, born from our desire to mix the joy of open-ended exploration with a top-down shooter's juicy game feel.