In 1950s Paris, Chief Inspector Maigret sets a trap to catch a copycat killer who is targeting women. As pressure mounts from politicians and the public, Maigret must navigate the seedy streets of Montmartre to solve the case.

When a dead woman is found in a bathtub, Police Chief Maigret and his team must uncover the truth and solve the mystery. As they delve deeper into the case, they encounter a web of deceit, violence, and betrayal. With time running out, Maigret must use his skills and determination to catch the killer before they strike again.

In Maigret Sets a Trap, Detective Maigret devises a plan to catch a sadistic killer who has been terrorizing women in Paris. As the investigation unfolds, Maigret faces many challenges and defies authority to bring the murderer to justice.

Maigret is called to investigate the murder of a countess in the small village of St. Fiacre. As he delves into the case, he uncovers family secrets, social prejudices, and a web of deceit that leads to the shocking truth.