Villain?No I'm now a supporting character.

The so called Criminals,Villain and Monster,Kenzo von Caestic is finally killed by Hero from another world named Hikari.

That is what rumors said,but the truth is more complicated than that.

Kenzo told Hero everything about disaster that will befall this world before ask Hero to kill him.

Why?Because Kenzo sacrifice his name and honor to become Haecus's subordinate with a goal to find out about his plan.

It took him a few years to get Haecus's trust and finall,y he know everything about that monster's plan including the said disaster.
After that, he met the Hero and told him everything before asking the Hero to kill him.

.........

But is that the end? No, there is more than that.

Turn back time and prevent the things he regretted before.
With the same goal but a different way, Kenzo realizes that he is suddenly turn back time to 10 years before his death.

This time he will do it by himself.