While investigating a missing girl's murder, Allison experiences more friction with Scanlon after finding a possible link to his late brother. Also, Ariel deals with her siblings' reactions to her leaving for college.

Cast: Patricia Arquette, Miguel Sandoval, David Cubitt, Sofia Vassilieva, Maria Lark, Jake Weber, Tom Wopat, Tina DiJoseph, Elizabeth Rice, Bruce Gray, Dean Norris, Madison Carabello, Jarod Einsohn, Antonio D. Charity, Vedette Lim