Memento Game

A student at Yuunagi Academy, Yuuya, struggles to succeed despite his efforts. Akari, the top-ranked student, is also an outsider. Though different in many ways, they have something in common. One moment, both fall into the academy's underground and become involved in the games of a hidden school beneath it known as Yomosugara Academy. In this place of endless night, students play games in pairs, with rewards consisting of secrets about the world and their own past memories. The two must navigate this mysterious environment to uncover its truth. The story centers on a school-based survival game where memory and trust are essential elements.