Imagine music so avant-garde its complexity wouldn't be replicated for 300 years, written by a man who walked out of a bedroom covered in blood, having just slaughtered his wife and her lover. Carlo Gesualdo forces an uncomfortable question: can you separate groundbreaking genius from monstrous deeds?

This episode explores the 16th-century Italian prince, revolutionary composer, and double murderer at the extreme of the art-versus-artist debate. We trace his sheltered youth, the methodical 1590 murders that the law excused, his retreat into an isolated castle, and the unhinged chromatic music born from guilt and obsession.

• How a sheltered, music-obsessed second son was suddenly thrust into ruling a principality and an arranged marriage
• The chilling 1590 double murder, including his return to the bedroom because he wasn't  ...