Emma learns more about what happened the night Sutton's car went into the lake, raising her suspicions about whether her sister has been truthful. Ted invites his family to be his guests at an event in his honor and Rebecca orders Sutton to use the opportunity to further their plans for the Mercer family. Meanwhile, Emma heeds Laurel's romantic advice and Rebecca and Alec engage in a game of cat and mouse against each other.

The Flipside Formal offers Emma the chance to try and trap Rebecca and Sutton in a lie, but she needs Ethan's help to pull it off. Laurel struggles with where her loyalties lie, while Kristin makes a troubling discovery that has more significance than she realizes. Jordan continues to waffle between Laurel and Mads, and Theresa's defense of Alec threatens to drive a wedge between her and Dan. Meanwhile, Rebecca and Ted, and Alec and Kristin, each reminisce about old times.