Lee So-Ong A k-pop trainee at HYBE. A poor student whose parents don't accept his career choices and refuse to live with him. The boy finds refuge in the ever so friendly apartment complex, Green Home. But as mayhem kicks off in the outside world, monsters begin to take over a human body due to that humans desires, many deaths and sacrifices happen, leaving members of the Green Home committee terrified and grieving yet still fighting for survival. After learning that he has been infected for some time due to his desire to be the perfect idol and role model, he begins to risk his life more and more for his fellow neighbours along with Hyun-su. Defeating any monsters that are in the two's path.