When a gang of suspected murderers begins targeting a new victim each night, the BAU travels to Portland to head them off before they can strike again.
Vivien and Violet find themselves in a dangerous situation eerily similar to a past event. Ben goes back to Boston to fix a mistake.
Trip pleads with Bree to tell him about the night of Alejandro's murder; Susan tries to keep the sale of her house private until she can tell her friends; Katherine Mayfair returns with a job opportunity for Lynette.
Michael and Stephanie (Peter Scolari, Julia Duffy) face the perils of impending parenthood following their honeymoon. With Bob Newhart.