Kim Min-soo, a hero who saved another world with the single thought of returning home.

He saved the world, but couldn’t save himself, and decides to destroy the world.

This story is about the last moments of the heroes, a cold reality with no happy ending.

In a world where diseases can evolve and become intelligent, one boy's blood could become the key to saving humanity.

Cha Hyeseong watches his crush drift away into stardom. He tries to preserve their relationship by enrolling into a school that produces idols - the same one she attends. He's immediately assigned to debut in an idol group that focuses on acting, which brings more trouble than he asks for.

Looked down upon for only possessing two skills, Reckledam has given up on his childhood dream of becoming a warrior and has instead taken a job as a miner to support his chronically ill brother. But when his boss calls upon him to help defeat a monster rampaging deep in the mines, the people who mocked him learn that Reckledam hasn't merely learned the two skills he possesses, he's MASTERED them. Can he be persuaded to rekindle his dream and use his talents for the good of world?