A doorwoman is found dead in the water tank of her apartment. All the evidence which are readily available points to a doctor who lives in the building. However, the man swears that he had nothing to do with the dead woman. The other case is of a man found dead on a playground in Washington Heights.

A medical helicopter is hijacked and a liver stolen. Stella and Lindsay investigate the death of a 20-year old female with an impressive collection of business cards.