After Song Xi loses both her boyfriend and her job, she gets drunk and spends the night with a stranger named Jing Zhuo. The next day, to her astonishment, they register their marriage and become husband and wife in a whirlwind wedding. She has no idea that her cold-faced husband is the very same formidable, terrifying eldest brother her best friend keeps talking about. Nor does she know that this outstanding man has secretly loved her for years. As his true identity is gradually revealed, she discovers that this marriage is an elaborate trap of deep affection that he has been planning for a long time.