A romantic young man, Tang Mingjun, seduced the girlfriend of the underworld eldest brother Kunshan, and the eldest brother took the opportunity to blackmail. At the time of the crisis, he had to find the best three brothers to solve the difficulties together, but the four eggs could not compete with the eldest brother, so he had to ask Kunshan's best brother for help. In the process of fleeing, the four confused brothers met A beautiful woman, and dealing with her former first love, an indifferent child and a strong wife, gets into all kinds of new troubles.