Nijigahara Holograph

In a town plagued by ominous butterflies, a rumor of a mysterious creature in a tunnel spreads among children. When a body is found near the tunnel, the children believe the world is ending and sacrifice Arié Kimura, an act that pushes a young Komatsuzaki to the edge. This dark event connects a diverse cast of characters across two timelines, forcing them to confront the trauma and consequences of their past actions a decade later.