James Ellroy's 'Perfidia' Is A Brutal, Beautiful Police Procedural

Written by Mexican composer Alberto Domínguez, the song is a classic of the Latin American songbook. It describes a man’s lament over a lover who has left him, establishing the word's association with emotional and romantic deception. Its inclusion in various media often serves as a thematic shorthand for a world where loyalty is temporary and betrayal is inevitable. James Ellroy’s Perfidia (2014)

: The story follows a multi-perspective investigation into the brutal murder of a Japanese-American family.