While taking the entrance exam for a university in Tokyo, Shinji is staying with his brother, and he is fascinated by his brother's Hitomi's plump body and thick ass. He even secretly takes pictures of her... One day, while cleaning up Shinji's room, Hitomi finds a photo of herself. She is shocked to see Shinji standing behind Hitomi... Unable to contain his emotions, Shinji pushes Hitomi down and rapes Hitomi from behind. Hitomi resists the impulsive and rough stimulation from behind, but she starts to feel it...