A teenage girl transfers to a new high school. She and a boy in the class join the same school club and during one of the activities she confides in him that she was previously a male. Later admitting that the sex change was a lie, she agrees to date him as a form of apology. On their first date, however, he finds himself handcuffed by her class-mate.

The high school boy and girl from Sundome 2 continue their sexless relationship in which she is sadistic and he is masochistic, but one day there is a rumour at school about her having a relationship with a different, and older, man. The boyfriend feels as if his girlfriend is hiding her relationship with the older man.

The boyfriend of a Japanese high school girl comes to know about the older man his girl is also seeing. The older man pays for a sushi meal for the high school boy. The boy does not want to accept and wants to return the money so begins working part-time at a karaoke bar to earn income. The girlfriend asks him to come over to her place one day. They spend time together, he goes out to buy drinks and when he returns she has disappeared. There is blood in her room.

Yura and Makoto married after meeting each through a blind date. They were both inexperienced prior with intimacy prior to their marriage. On their first night together as husband and wife they have problems with their inexperience. They decide to step up to become a real married couple...

Hideo Aiba is a reserved and obedient high school student, who has never had any girlfriend. He spends all his energy on masturbating, his true reason for living. His life and his solitary activities will take a radical change when a new transfer student, the sexy Kurumi Sahana, joins his class.