The Hero Slayer

This story is about a man who found himself in a dangerous and weird situation. One day, the world suddenly turn into a survival game where not only he has to fight to survive, but to fight the upper worlds above him. In a world where summoning your hero helps you survive, he who have not written a book to summon a Hero has a low chance to survive. until he found out his role. but why are these heroes keep following him? he's supposed to slay them! not only that, a weird man saved him and claimed he's his Hero... what? Not only he's surrounded by twisted people...his own thoughts has become weird as well. Come and read the story of the world's greatest Villain.