On July 27th, university student Aoi Hinata (Miwa) has an accident. When she wakes up, Aoi Hinata finds herself in a classroom from one week before the accident. At that…

I (Takumi Kitamura) am a high school student. I happen to find a diary by my classmate Sakura Yamauchi (Minami Hamabe) that reveals she is suffering from a pancreatic disease….