Denji was a small-time devil hunter just trying to survive in a harsh world. After being killed on a job, he is revived by his pet devil Pochita and becomes something new and dangerous--Chainsaw Man!

As a primal fear devil makes its appearance, the world may soon be turned upside down. This devil has the power to drive a wedge between Asa and Yoru, but can the two of them still work together to avoid becoming a meal for the residents of hell?