Chief Inspector Armand Gamache and his team investigate a series of perplexing murders, in the seemingly idyllic village of Three Pines and uncover the buried secrets of its eccentric residents….

Detectives recall the career-defining cases that still keep them up at night, from mysterious disappearances to twisted family murders.

The life of a security guard in a retirement home spirals out of control when he catches his wife with a lover, pushing him to the brink of insanity.