"Chainsaw Man" is a Japanese manga series written and illustrated by Fujimoto Tatsuki. The story revolves around a young and downtrodden man named Denji, who's burdened by immense debt left behind by his deceased father. With dreams of leading a better life, Denji makes a living as a devil hunter. However, his life takes a drastic turn when he merges with his pet devil, Pochita, transforming him into the titular "Chainsaw Man."

The series dives deep into a world populated by devils, who manifest from human fears and desires. Denji, now armed with chainsaw blades emerging from his head and arms, finds himself employed by the Public Safety Devil Hunters. Throughout his journey, he confronts a variety of devilish adversaries, experiences complex relationships, and grapples with his own desires and what it truly means to be human.

With its unique blend of intense action, dark humor, and emotional depth, "Chainsaw Man" has garnered significant attention and has been praised for its inventive storytelling and compelling characters.