Even after Bosco arrests Jane and puts him in prison for spying on him, Jane is able to help the CBI team from his cell to solve the murder of a young man.
Geoffrey's long-lost son returns, and everyone loves him. But building a relationship and trust are difficult at first. Hilary begins writing her autobiography.
The CSI team, with the help of local tipsters, fights to save a neighborhood on the brink of being taken over by a violent street gang.
Simone and Sipowicz question an odd, farmer-like man whose sister was found murdered. Medavoy and Kirkendall investigate a shooting at a dispatcher's office. Russell searches for the truth when a young boy falls to his death.
The body of a Russian woman is found in an alleyway. Gang members open fire from a city bus.