A Classroom of Strength Supremacy Backed by Cutting-edge Technology

For unknown reasons, he arrives in a parallel world, Japan, and accidentally possesses the body of a pre-high school student who died unexpectedly. Surprisingly, he inherits no memories. His first challenge upon arrival is a language barrier... Just as he struggles to communicate with his family, a heavenly voice arrives, signaling the activation of a high-tech system and the distribution of initial translation tools. This is the story of a man of above-average intelligence and virtually no physical strength, caught in a classroom where strength is paramount.