Like MIB, it is an unknown organization, but MIB is in charge of aliens who come to earth, and it is in charge of people who have traveled through time and space. Hong Yu is one of the newly recruited members. Because she stole a man from her boss, she was sent to another time and space by her cunning boss. When he first arrived in other time and space, he was faced with a chaotic situation. There is no other way. In order to go back and disturb his boss's love affair, he has to complete the task no matter how confusing it is!