Inspired by the Sara Shepard book series of the same name, The Lying Game follows long-lost twins Emma and Sutton. Separated under mysterious circumstances, Sutton was adopted by the wealthy Mercer family in Phoenix, while Emma grew up in the foster system. When the twins reunite as teenagers, they initially keep it a secret. While Sutton goes in search of the truth, Emma takes over her life and discovers more mysteries and lies than she could have imagined. As shocking secrets begin to be revealed, danger looms for Emma and Sutton -- along with their family and friends.
The series stars Alexandra Chando as Emma and Sutton, Charisma Carpenter as Rebecca, Blair Redford as Ethan, Allie Gonino as Laurel, Alice Greczyn as Mads, Andy Buckley as Ted, and Helen Slater as Kristin.