Description: Yoo Minhyuk, the fourth son of Yoo's family, loses his father in his childhood in an unexpected accident during vacation. He blames himself for the incident and spends most of his adolescence brooding in his own room. His mother, not able to overcome the loss of her husband, tries to fill in the void by collecting an absurd number of artworks and holding a series of parties every night. His brothers and sisters, due to various personal reasons, start a silent family feud over the inheritance. One day, Minhyuk wakes up from a bad nightmare and finds himself under unexpected circumstances. He has to walk into the deepest darkness where he cannot even see his own hand...