After marriage, a man discovers suspicious clues from abnormal vehicle alerts and investigates his wife's secrets step by step. Following physical evidence from the vehicle and courier clues, he discovers that his wife has been secretly supporting another man and a child for years. Faced with his wife's layers of lies and fabricated pregnancy to cover things up, the man gathers complete evidence and makes all the truth public at the anniversary family banquet. The multi-year marriage scam is exposed, the two dissolve their marriage, and six years of affection are thoroughly brought to an end.