Zheng Daqian was suddenly informed by Jia Mingyuan that his wife Liu Ruyan had cheated on her husband. The two formed an alliance to collect evidence, and Zheng Daqian installed surveillance at home to get real evidence. During the showdown, Liu Ruyan's mother and daughter had distorted views and were completely defeated. Jia Mingyuan used a clever trick to make Liu Ruyan eager to get the upper hand and agree to leave the house. In the end, the two successfully divorced, adhered to their moral bottom line, turned from allies into lovers, and formed a happy family. The scumbag and the bitch reaped the consequences.