Eric is a very unlucky individual who lost his parents, girlfriend and close friends over a petty fight between his father and a gangster.

The death of his loved ones gave birth to a seed of hatred in the heart of Eric.

He then vowed to take revenge from the gangster by destroying everything.

For this he became a cold hearted person and psychotic murderer .

After two years of hard work Eric manages to get his revenge but he also loses his life.

Next time he opens his eyes he is in a different world and has possessed someone's body.

'is it one of those isekai like things ' Eric thought.

but to his bad luck he wasn't a protagonist but a side villain.

So this is a story of a main villain from our world possessing the body of a side villain from another world.

" Let's commence the battle."