Orphaned Brothers, We Are on the Run and We Don't Owe Each Other Any Favors.

In Shanghai in 1937, the gap between the concession and the Chinese community contained the struggles and survival of countless low-level people. Two orphan brothers, Chen Xiaoyong and Chen Xiaoming, relied on a dilapidated tricycle to earn a living in an alley. They had no one to rely on but each other as their most solid support. A copper lock left by their mother was their only thought and comfort during their wandering years. On an autumn night in Laohuaishu Lane, a sudden violence completely tore apart the barely stable life of the two brothers. Wang Chengyu, the only son of business tycoon Wang Xiaolin, relied on his family background to be arrogant and domineering, and molested a cheongsam woman in the street. Chen Xiaoyong, who was passing by, could not see the weak woman being humiliated, so he stepped forward but was brutally beaten. At the critical moment, the calm-tempered Chen Xiaoming panicked and picked up half a brick from the corner and threw it at Wang Chengyu. He originally wanted to force the opponent back, but unexpectedly missed and caused a murder. The sound of police sirens pierced the streets in the night, and Wang Xiaolin's overwhelming anger was more frightening than the footsteps of the patrolmen. He gave the patrol room detective Shen Yuefeng a three-day order to solve the case, vowing to make the murderer pay with blood. The brothers had no time to panic, so they could only carry the copper lock and the bloody brick fragments, and fled in a hurry to the ruined temple on the outskirts of the city. A desperate journey across mountains and seas began. On the way to escape, there are no surprises from the sky, only thrilling steps to survive. The frightening night in the ruined temple, the tough-talking and soft-hearted cover of the old man at the vegetable stall, and the passing of the marine police in the reeds of the canal all became the turning points for the brothers to escape from death. When they were in front of the wonton stall, they saw