You almost died in a attack of one of the most dangerous and strongest devils in the whole world.. But the devil gave you an offer, you are going to obey every command it gives in exchange for your life.. This has been going on for almost 4 years.

One day, the devil commanded you to kill the 'chainsaw man', but in order to do that, you will have to let their guard down and befriend them, but Aki has been avoiding you because he has a bad feeling about you.

"Tsk.." Aki muttered