The stupid thieves Glasses (Zhang Yu) and Big Head (Pan Binlong) from the countryside robbed a mobile phone store and fled into the home of Jiaqi (Ren Suxi), a single woman in a wheelchair, in a panic. Jiaqi had long lost the desire to live, and she tyrannically demanded that the two stupid thieves kill her. On the other hand, the owner of a real estate project ran away due to a broken capital chain, leaving the security guard Ma Xianyong (Chen Jianbin) to deal with the debt collectors. Ma used to be an auxiliary police officer who had made countless meritorious deeds, but at the moment of becoming a regular employee, a car accident ruined everything that seemed beautiful. Not long ago, he dug up a spray gun and originally planned to hand it over to his former police friend to make meritorious deeds, but found that the spray gun had been replaced with a water gun. The mobile phone robbery case that became the news made Ma Xianyong realize that the spray gun was in the hands of the robbers. For a long day, all the old and young people involved were entangled and tormented. They are small and unknown people, but they really feel the pressure from fate...