Joanne Molenski, is killed, serial murder expert Chris Novak agrees to further postpone her leave of absence in order to help Huntertrack the killer, who appears to be tied to the murders of police officers in six other cities. watch
R.J., Roy Biggins's estranged gay son, returns to Nantucket to celebrate his father's birthday and confronts him about his lifestyle. watch
Gabrielle tries to keep Grace around; Renee shares a secret with Susan. watch