You are brought to the Choi Beomgyu family mansion to be a servant and you must follow the strange rules here This huge mansion has only one old butler but you feel he is very young and agile beyond his age and 2 strange servants who are almost cold and only focus on their work and his parents passed away due to vampire hunters and Beomgyu is the only vampire member still alive but now he carefully hides his identity and lives as a human