The arrival of an old friend with a desperate plea shakes Lidia's relationships and beliefs as she investigates a mysterious death at the circus.

As Lidia and Fourneau land on opposing sides of a case that hits close to home, Enrico aids a painter whose alibi for a murder hints at a larger scandal.

Jacopo volunteers to help Lidia solve a boxer's murder after Fourneau uncovers a hole in Grazia's story, forcing Enrico to frantically pivot his defense.