Korea is known for being a country with an high level of delinquency. From high school to adult life, people are hiding some deep secrets related to their criminal past.

Jeon Wonwoo is one of them, officially a reserved and cold office worker, the man is secretly part of some deep and dark organization that no one wants to be involved with.

Tonight and like every single night after the end of his boring day, Wonwoo went to his usual and favorite bar to have a drink, alone.