김민수에게 복수를 하겠다는 일념 하나로 이세계를 구한 용사, 박정수. 그는 스스로는 구했지만, 세계를 구하지 못했고, 자신의 세상을 멸망시킨 용사들을 죽이기로 마음 먹는다. 이 이야기는 해피 엔딩 따윈 없는 차가운 현실, 용사들을 죽이는 용사에 대한 이야기이다.
After saving one world, warrior Minsu Kim returns to Earth only to find that he’s lost everything… so he decides to destroy the world he used to call home. In his rampage, he kills teenager Jeongsu Park and his family. But instead of dying normally, Jeongsu is transported to another world, where he finds that he’s now a warrior himself. After killing the demon king of this alternate world and honing his skills as a warrior, Jeongsu returns to earth, hell-bent on revenge against Minsu. As the two warriors fight with the fate of their country in the balance, who will emerge victorious?
