A hotel concierge and a psychiatrist with traumatic childhoods form a heartfelt bond when they become entangled in a perplexing local murder case.

Suddenly they woke up. Not knowing who did it, 6 of them got up in the same place. The survival game for 6 people with nothing in common has begun.

Kim Min Gyu has wealth and success, but lives an isolated life due to his allergy of people. He then meets and falls in love with a girl who is…