[DeepL Translation - needs review] Volume 1 Introduction: A number of strange incidents attack Elder High School. One of the students, Okaka Yonetaki, wants to solve these problems. However, when he gets deeper into the situation, he sees invaders from another world. Yonetaki decides that Shinta Gunsei, who was fighting the invaders alone, is his best friend! Yonetaki had nothing to do but laugh at ugly people! Yonetaki has solved the VECTOR BALL, a puzzle that was said to be impossible to s...
