Emily Camancho walks in on her fiancé with her hated cousin, Lila, the night before their wedding, giving truth to the years of rumors and whispers that have plagued their relationship. Pregnant and devastated she flees across the country and settles in Boston with her stepsister.

Waking alone and oblivious to the events of the previous night, Jason Vaughn is panicked when he finds out Emily has left and isn't coming back. Determined to prove his innocence and win Emily back, he tricks Lila into confessing and works to woo Emily. Regardless of Jason's efforts, Emily cannot trust him and moves on with her life.

Eighteen months later, Emily's beloved stepmother is in a car accident, and she rushes home to say her goodbyes. When Emily disappears after the funeral, held captive by her psychotic cousin, her life is put in danger unless she can convince Jason to cease his efforts and marry Lila. But the only man she's ever loved will risk his own life to bring her home safe and prove, once and for all, that she's always been the only love of his life.