Rin is a popular singer. He is about to propose to his girlfriend Mami, but they get into an argument. Rin runs out of the home and, while walking around, he suddenly goes down in the middle of a crosswalk. Takehito is the vocalist of unpopular indie band "Even" and he happens to see Rin on his hands and knees at the crosswalk. Rin tries to help him get up, but they are involved in a car accident. When Rin wakes up at the hospital, he sees himself laying in the hospital bed unconscious. He realizes that he is in Takehito's body. To Let Mami know that he is in Takehito's body and to send her his love, he begins to write a song with the members of "Even."

Yōtarō Misaki finds himself lying on the beach one day. He is picked up by Arashi, who manages a restaurant called Kurage no Shokudō. When asked who he is, the protagonist tells a lie that he lost his memory — but he remembers everything, including the fact that his twin brother died.

live-action adaptation

Abducted teen Moe Koike is thrust into the Werewolf Game, where a role playing fight to the death plays out with nine other unfortunate souls.

Karen is an ordinary high school student in Tokyo, but she sometimes recalls pieces of her childhood memories that she did not know before. During the process of getting her passport for a school trip, Karen views her family register. She learns that she had an older sister Yukari, who died at the age of 4. Karen also learns that her parents are not her biological parents and that she was adopted. Karen now wants to learn about herself. She lies to her parents and tells them that she is leaving on the school trip. Instead, she travels to Fukuoka where she was born. Her classmate Satoi Hogari accompanies her.

A story about the disappearance of Kirishima, a star athlete of the volleyball club, and how his disappearance affects every person in school.