Sarah's sister, Alexis, died at the young age of 17. Over 20 years later, she finally visits her sister, and she's ready to tell her story ... Alexis' afterlife is a lonely existence, especially after she decides to distance herself from other spirits. She finds the strength to move on, but is always reluctant to visit her family or enter the light that always invites her. Eventually, she meets a young girl named Serenity who needs her help with invading spirits. Serenity remains her close friend and only connection to the living until Alexis is presented with a second chance to live ... and love. But what are the consequences?