See the origins of Chainsaw Man mastermind Tatsuki Fujimoto! See the origins of the mad genius who created Chainsaw Man ! This short story manga collection features Tatsuki Fujimoto's earliest work. It’s rough, it’s raw, and it’s pure Tatsuki Fujimoto! Alien invasions, high school romances, and even bloody vampire action—all this and more awaits in four compelling short stories that reveal the starting point of Tatsuki Fujimoto, the twisted mastermind behind Chainsaw Man .