Murdoch learns from Terence Meyers that James Pendrick has been abducted and the inventor’s life is in danger.

Murdoch and Ogden discover rival gangs within the jail during an investigation of a prison inmate’s suspicious suicide.

Despite an unsolved break-in at the station house, Murdoch announces he’s taking a vacation. His holiday turns out to be a trip in response to a telegram from Dr. Ogden…