After a music teacher leaves her husband for a troubled musician, it ends in tragedy. DS Charlie Zailer and DC Simon Waterhouse investigate a case of failed ambition and murderous jealousy, while dealing with their own difficult relationship.

Ruth is interviewed by Charlie and Simon. They have a letter from Jason’s house that should have arrived the day that he died with her fingerprints are on it. Ruth admits that she went to the house and she slept with Jason. She insists though that she didn’t kill Jason.