In July, the filmmaker learns her uncle, Óscar Ruiz Almeida, died from a gunshot in Chihuahua, Mexico. While declared suicide by his widow, the family suspects foul play, pointing fingers at his business partner, ranch hand, and even the widow.

You’ve heard it before: “Where evil is lurking, the devil never sleeps.” Director Lourdes Portillo spins the saying into a thrilling true-crime whodunnit, in this ingenious hybrid of home-movie footage and dramatic reenactments that brings vividly to life the causes of a mysterious death.