Boxer investigates a grisly triple homicide on a subway car, and Cindy tries to find some new evidence to gain the Club's respect. Meanwhile, Jill gets ready to move in with her boyfriend, Claire tries to help her husband with his recovery, and Boxer runs into her ex's new fiancé, Heather.

The club investigates a drug ring being run out of a nursing home; Lindsay reluctantly agrees to go on a date; and Jill takes a big step in her love life.