Sayuri, who aspires to become a teacher, is forced to kiss a student while working as a private tutor, which is viewed as a problem by the student's mother. Through no fault of his own, he was lectured by his girlfriend's biological mother, who is a university professor, and was forbidden from becoming a teacher, so he took a job as a clerk at the office run by her mother. As a result, she spent most of her days with her mother, such as going to lunch or shopping, and she was given a fiancé arranged by her mother, leading to her living the life of an extremely boxed daughter. Still, he felt rebellious, and with the help of his cousin Rumi, he finally found an environment where he could live on his own.

Toshio, a virgin man with extreme agoraphobia, is given a mysterious pocket watch by a master of time manipulation pornography that rewinds time the more he turns its dragon head. He tries to succeed in his mad dash against Minami, the woman of his dreams, through endless trial and error using the watch's power, but Minami has a secret that she will never reveal to others....

Kazuo, an art university student, decides to live in and shoot a promotional video for the share house where Miki, who he has a crush on, lives, as part of his graduation project. However, he realizes that one of his housemates, Sanae (Aimi), is Karen Hanajima, an AV actress who was once all the rage and who even Kazuo admired. As he comes into contact with Sanae's true face, he learns that she has not healed from the wounds of a difficult love, and that she is truly gentle and beautiful, which only increases the virgin youth's anguish. Meanwhile, Miki sees the shadow of a new man, and Sanae hears about her return to AV...