Multiverse: Creating Delta of Fate at the Start

"—Crash!" The glass in the third-year corridor above their heads shattered again. Kazuma Satou came running over in a sorry state, preparing to jump down. But this time, he was not so lucky. A large hand shot out from the window, grabbed his collar, and held him suspended in midair. "Souichirou Kuzuki" had caught Kazuma Satou directly this time. His other hand drew back into a fist at his waist, ready to strike. Kazuma Satou closed his eyes. It's over!