Since her divorce, Gwen and her teenage daughter Maddie make a great team and tell each other everything. It?s Maddie?s senior year and she?s excited to be reunited with her besties Kelly and Lacey again. Eager to be the coolest girls at school, the perfect way to gain instant popularity is posting selfies! When one of their social media stunts goes wrong, Maddie is blamed and the consequences are deadly. But Gwen knows she?s innocent. She?s determined to prove it and to protect her daughter from the real killer?