A gang of criminals and corrupt cops plan the murder of a police officer in order to pull off their biggest heist yet across town.

When renowned crime novelist Harlan Thrombey is found dead at his estate just after his 85th birthday, the inquisitive and debonair Detective Benoit Blanc is mysteriously enlisted to investigate.

A down-on-his-luck chef with gambling problems flees to a Latin American villa, where he assumes the identity of another man.