Second Chances. Cornered. Murder. Sadie Williams receives a cryptic and terrifying call from her scared sister. But when Sadie arrives at her identical twin’s home, there's no sign of Katie, only evidence of a quick flight. The puzzling situation turns potentially deadly when intruders storm the house. With help from Brock Carrington, her ex-fiancé and an ex-Marine, Sadie narrowly escapes. Brock is an injured veteran dealing with PTSD. He's finally piecing his life back together when his ex-fiancée needs his help. Can Brock reignite their relationship and find her missing twin before they're both killed?