Seven friends part ways after their last day at school. Some seek their fortune in Tokyo, others remain in their hometown Maebashi. Over the course of ten years, their paths…

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

Mitsuko, a young student, encounters a series of horrifying incident set in alternate realities where people wind up dead in the most horrendous fashion.