Des：[Machine rape] Dodo dodo! Ga-ga-ga-ga! Nana, an innocent girl who attends the engineering department, loves her hometown and decides to do some internship at a local bicycle factory as part of her work experience. Gyuiiiin! Pan Pan Pan! The perverted old man over there is a genius who can make anything by hand. The old man made a powerful device just to make people cum, and he made little Nana cum over and over again like a toy. Cumming, cumming, cumming! Full power most terrifying piston vibe penetrates the girl! ! ! 【Machine fucking】