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 fictional story Inspired by true events, several children go missing from a basti (slum) in Sector 36. A determined police officer must now face off with a cunning serial killer as a chilling investigation and dark secrets unfold.