Miss Makima, This Thing Is Way More Useful Than Devils!

He transmigrates into the world of Chainsaw Man and becomes Hayakawa Aki.

In this abnormal world, where extras are worth less than dogs and bystanders die at random, Hayakawa Aki only wants to survive until the ending.

But since the System gave him a cheat, there's no harm in acting a little cocky, right?

"Gun Devil, you're nothing but a piece of crap. Remember what I said, okay? I'll be right here in Public Safety's Devil Extermination Division 4, cursing you out and waiting for you!"

"Come to the Devil Extermination Division. I guarantee you won't like what happens!"