“我不介意你心里有他”——周沉在沈颐乔最无助之时对她伸出援手，两人闪婚之后一直过着安稳幸福的生活，直到沈颐乔前男友回国，一切平静的表象都被打破。面对老婆前男友光明正大撬墙角的行为，克己复礼的周沉终于展示了自己偏执占有的一面。
The crooks in London know how it works. No one carries guns and no one resists the police. Then a new gang appears that go one better. They dress as police and steal from the crooks. This upset's the natural order of the police/criminal relationship and the police and the crooks join forces to catch the IPOs (Impersonating Police Officers), including an armored car robbery in which the police must help the gangs to set a trap.
