"I'll change and rebuild senpai's body and soul..."
Sakurada, a no-good, girl-loving office worker, and Mibu, his kouhai who is so high-spec that he can't even be jealous of him. Mibu, who has special feelings for Sakurada, ties him up, tortures him, and develops his body. As the perverted play heats up, Sakurada, who is straight, gradually begins to feel pleasure!?`
In addition to the titular story, the spin-off story about the ultimate super-masochist bar owner and the psycho yandere bartender is also included!

Note: According to the author, the English edition by Seven Seas is completely uncensored.