When Brackenreid's son is kidnapped in a case of mistaken identity, Murdoch races to find the boy.
Tropes:
- Accidental Kidnapping: The kidnappers grab Bobby Brackenried after mistaking him for the boy he was playing with, who is also named Bobby.
- Baby Be Mine: The kidnapper's motive. She gave her newborn son up for adoption before she went to prison, and plotted with her brother to get him back once she was released.
- Drowning My Sorrows: Inspector Brackenried pours himself drink after drink when he's convinced that Bobby is dead.
- It's Personal: Inspector Brackenried's son gets kidnapped.
- Manly Tears: Inspector Brackenried cries sitting in his office after they have found evidence that his son was murdered.
- Suspect Is Hatless: The other boy who was present when Bobby was kidnapped provides the police sketch artist with a detailed description... of the kidnapper's hat.
