Isekai, Shuurai

A global crisis unfolds as mythical beings and fantasy elements manifest in the real world, endangering Earth. Japan is particularly affected, with its weakened society unable to defend against an unidentified threat. Survivors live in isolated groups amid the ruins of their former lives. Yu Ichinose is a middle-schooler struggling to survive in this harsh environment. His life changes when he encounters an enigmatic, elven-like girl who may offer a path to salvation. Together, they prepare to confront the supernatural forces at play. Yu must embrace a new role, wielding a weapon known as the Asura Frame, and take on the challenge of saving the world.