Blurb
[DeepL Translation - needs review] Introduction to Volume 1: One day, a bum high school student, Yo Sato, stumbles into a supermarket and finds a half-priced lunch box. As soon as he reaches for it, he is caught in a "something" like a storm, and when he realizes it, he collapses to the floor. It turns out to be a battlefield where a fierce battle royale is being waged over the half-price bento! Enchanted by the mysterious battle, Sato and his classmate Oshiroi Hana, who was also there, atte...
