Charles finds an unexpected source for a major clue. A Broadway icon comes knocking at Oliver’s door. And Mabel forms an alternate trio to pursue a lead that sheds light on Ben’s bro and CoBro history.

Curtain call on Season 3! Charles, Mabel & Oliver race to entrap the killer on Opening Night. As the musical thrills its Broadway audience, the trio brave further twists & turns from behind, above and all around the stage.