- My real sister saw me masturbating with my sister Mono's eroge. My sister, who always has a straight face, then for some reason decided to help me masturbate ... - Will I, who can only get away with my sister, make a girlfriend? And why am I still being watched masturbation by my sister? A live-action adaptation of a super topical work that depicts the conflict of a brother who can only get out of his sister and the perverted relationship with his sister, which won first place in FANZA, by adding original SEX scenes under the supervision of the original author!