本片为程刚导演、辛汉白编剧，可谓早期的「监狱风云」。故事描述，香港在1953至1955年，曾被警方称为最黑暗的时期，那时候罪恶泛滥，百弊丛生，一日可发生三十二宗惊人案...
A young man who is thrown into jail simply because he displeases a police inspector. But even when he's eventually released, the police continue to persecute him until he feels he has no choice but to become a real criminal.
