I got a knife!

World-famous detective Benoit Blanc heads to Greece to peel back the layers of a mystery surrounding a tech billionaire and his eclectic crew of friends.

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. From Harlan's dysfunctional family to his devoted staff, Blanc sifts through a web of red herrings and self-serving lies to uncover the truth behind Harlan's untimely death.

This harrowing half-hour archive series revisits some of the most brutal killers in modern history, reviewing news footage and the words of the killers themselves to see which terrifying traits each killer exhibited. What are the signs...of evil?

When he hears talk radio host Fran Ambrose discussing the topic of matricide, Norman calls in under a false name to tell his story.