After uncovering a surprising connection to their past, Michael and Isobel learn the painful truth about the night Tripp attacked their mothers. Meanwhile, Alex confronts his father about their troubled family history. Elsewhere, Kyle's first date with Steph takes an awkward turn after Liz inadvertently becomes a third wheel.
Elenco: Jeanine Mason , Nathan Parsons , Lily Cowles , Michael Vlamis , Michael Trevino , Tyler Blackburn , Heather Hemmens , Trevor St. John , Karan Oberoi .