At a class reunion 20 years after graduating from college, the loyal and honest Li Zijian met Zhang Feng, a wealthy man who had stolen Li's first love in college. After the party, Zhang Feng and Li Zijian left in the same car, but they got too excited and had a car accident. Zhang Feng, who was driving drunk, begged Li Zijian to pick up the slack for him and promised 500,000 yuan as a reward. Li Zijian was about to get married to his girlfriend Wenwen and was worried about the down payment for buying a house, so he decided to stay in a detention center for Zhang Feng for a month. After Li Zijian came out, he discovered that Zhang Feng, who was on the surface, was heavily in debt and disappeared from the world. Being deceived by his classmates and ridiculed by his girlfriend, Li Zijian "kidnapped" Zhang Feng's son Diudiu to his home.

Two strangers' worlds collide after a Beijing traffic accident results in the husband of Yu Miao shooting and killing the girlfriend of young, penniless Xu Tian

Many years ago Mr. Six was a notorious gangster. That was back when there was still such a thing as honour among thieves, when criminals earned respect and maintained principles. These days Mr. Six is all but forgotten, a living relic residing in a narrow alley. One day Six's son, Xiaobo, is abducted by some spoiled punks after he scratches their precious Ferrari. Mr. Six realizes that he must do whatever it takes to get his son back — even if that means returning to the life he thought he had left behind.

The core of this work is the "atypical awakening" of ordinary people at the bottom of society during the turbulent Republican era. Set within the enclosed, everyday world of a crowded courtyard, characters like Xu Tian, Tian Dan, and Ba Gu transform from enduring humiliation just to survive to actively turning against oppression for their family and country.\NCentered on themes of "streetwise ingenuity resisting power" and "simple kindness concealing a greater righteousness," it tells the story of a desperate counterattack by society’s underdogs.