Eddie Darrow works for American gangster Barney Pendleton, who sends him to Macao to find a woman, Christine Lawrence, and bring her back. Aware of a previous romantic attraction between the two, Pendleton tells his thug Chalmer to follow Eddie on the trip, just in case.
P.C. George Dixon is a long-serving traditional copper who is due to retire shortly. He takes a new recruit under his aegis and introduces him to the easy-going night beat. Dixon is a classic ordinary hero but also anachronistic, unprepared and unable to answer the violence of the 1950s.
An ex-fireman with PTSD goes on the run when accused of a crime he doesn't even remember committing, leading him down a rabbit hole of conspiracy to the highest degree.
A falsely convicted man's wife, Catherine, and an alcoholic composer and pianist, Martin, team up in an attempt to clear her husband of the murder of a blonde singer, who is Martin's wife.
Whitney Cameron is in a quandary: he's attracted to his beautiful sister-in-law, Lynn, but also harbors serious suspicions about her. Her husband, Cameron's brother, died under mysterious circumstances, and now that the death of her stepchild, Polly, has been attributed to poisoning, he suspects that Lynn is after his late brother's estate, and killing everyone in her way.