The NCIS team investigates the murder of two Marine wives, and must find the murderers before they attack their next target, another woman.
The murder of a pregnant young Muslim-Pakistani woman with the message ’4 911’ leads Logan and Wheeler to investigate the child’s Italian-American father and the animosity between their families.
Dr. Weaver is in a difficult situation when an alderman tests positive for syphilis. Dr. Carter is impressed when he meets a man who runs an inner city clinic.