Gyun: Abandoned Children
Born bully, Kim Chang-sik, while cleaning everything up to live a normal life again, he meets a sad girl, Kim So-hee. A story where Kim Chang-sik had no choice but to participate in So-hee's situation, more than his own.
Mantis, an ace assassin, returns to the contract killer industry after a hiatus, encountering his trainee friend Jae-yi and a retired legendary killer Dok-go, who now runs the organization.
Children who live in hiding with superpowers, along with their parents who live with painful secrets of the past, face enormous dangers together.