[Chinese]OYC-181 Steal the slutty sister from her fuckboy boyfriend and make her my personal slut! My sister is kind, serious, and pure even to me who's a shut-in. But in reality, she's a slut who can't refuse when invited. She sneaks men in while our parents are

My sister is kind, serious, and pure even to me who's a shut-in. But if invited, she can't refuse being a slut! She brings men home for sex when our parents are away! If they go on a trip, she brings multiple men home for orgies! I've been secretly filming my sister's sex life, but eventually, I couldn't just watch anymore. When I confessed to her that I wanted to have sex with her, she accepted me despite feeling complicated! Now she's my exclusive slut. This is the record of it.