MARX presents the pathological butt fetish brand 'Hey Ass' series, a full-fledged brother-in-law drama. A brother and his wife live under one roof. The unemployed NEET brother, living a miserable life, finds his only joy in watching the 'ass' of his beautiful sister-in-law, Yuu, who diligently does housework every day. Day after day, it's just ass, ass, ass. He pathologically ogles his sister-in-law's unguarded 'ass'. Enjoy the new sensation butt fetish drama brought to you by the pathological butt fetish brand 'Hey Ass'...
