2 days until the “Last Graduation Ceremony” of high school, the building was to be demolished. Each student accepted their “farewell to youth” and moved forward with regret and hope in mind. One student visits the library to meet her secret admirer who is also her teacher, one calls her boyfriend with a strained relationship due to the distance of their colleges, one is trying to expose a secret that she hid for the last 3 years, and the last student, Manami, has to give a speech during the graduation ceremony but couldn’t overcome her pain.
Yuichi Katagiri, a high school student, is abducted with four of his friends and forced to participate in a "Friends Game" to pay off a debt he was suddenly saddled with. The game is supposed to be easy to beat as long as you have friendship, but for some reason Yuichi and his friends are unable to beat the game. They suspect the existence of a traitor, and their friendship gradually begins to crumble. The ultimate mind game show is about to begin!
Sakota Yui is a senior high school student living in a seaside town. Her parents own a beauty salon and she dreams of going to the big city for college to learn art. One day, Yui sees her father heading to a funeral home. She follows him and finds out that her father is working a job where he listens to the bereaved family and sets the deceased's hair before the coffin is laid to rest, which is called "Ending Cut".
Eimi, who came to Tokyo after graduating from junior high school, invites her sister Yu, who lives in her hometown of Shiga, to move to Tokyo with her. She is reluctant at first, but suddenly accepts and soon after goes missing. One day Eimi meets Hiyori, whose sister is also missing. Everything changes when the police contact her to inform her that they have found the body of a young woman in Lake Biwa, but the body is that of Hiyori's sister, not Yu. Together Eimi and Hiyori search for the murderer, but things take an unexpected turn.