电影《表错7日情》讲述了耐冬（叶童饰）和丈夫雷先生（张国柱饰）住在大屿山一幢大屋的故事。然而有一天，雷先生因欠债离家出走，将耐冬独自留在即将被抵债的大屋里

政府执达吏派出护卫李度（钟镇涛饰）负责入住雷家，监视耐冬的一举一动，防止她逃走。对于这个突然出现的“入侵者”，耐冬既怕又厌恶，一开始对他抱有很大的抵触情绪。然而，李度性格温和，处处忍让，耐冬在与他的接触中逐渐减少了敌视。日复一日，两人在摩擦中相互了解，关系发生了转变。

一天，大屋遭遇劫匪，李度保护了大屋和耐冬的安全，令耐冬对他心存感激。在这个危急时刻，李度展现了他的坚毅和责任感，让耐冬对他刮目相看。在相处的日子里，两人的情感越发复杂，甚至在耐冬的父母来探望时，他们扮演起夫妻的角色。

The movie "Wrong 7 Days of Love" tells the story of Nai Dong (played by Ye Tong) and her husband Mr. Lei (played by Zhang Guozhu) living in a big house on Lantau Island. However, one day, Mr. Lei ran away from home due to debts, leaving Naidong alone in the big house that was about to be repaid

The government bailiff sent a guard Li Du (played by Zhong Zhentao) to stay in Lei's house to monitor Naidong's every move and prevent her from escaping. For this "intruder" who appeared suddenly, Naidong was both afraid and disgusted, and had a lot of resistance to him at first. However, Li Du has a gentle personality and tolerates everything, and Nai Dong gradually reduced his hostility in contact with him. Day after day, the two got to know each other through friction, and their relationship changed.

One day, the big house encountered robbers, and Li Du protected the safety of the big house and Nai Dong, which made Nai Dong grateful to him. At this critical moment, Li Du showed his perseverance and sense of responsibility, which made Naidong admire him. During the days together, the relationship between the two became more and more complicated, and they even played the role of husband and wife when Naidong's parents came to visit.