One and a Half on AllMovie

An ex-con returns to Shanghai after seven year's incarceration and finds that his previous life has disintegrated. His wife has divorced him and married another. She brought a son to the marriage. Believing the son to be his, the con tries to see him, but his ex-wife's brother refuses to allow this. This Hong-Kong drama follows what happens after Ma, the desperate ex-con, kidnaps the boy and begins a journey in the north of the city. Ma and the boy soon become quite close until a railroad accident puts the lad in mortal danger. His mother and the others arrive and it is then that Ma learns the truth.