After dying alone and betrayed by the woman he once loved, Cedric Diggory wakes up back in Hogwarts at the exact moment a younger girl named Rosie confesses to him. In his past life, he rejected her, married Cho Chang, and spent years trapped in a cold, miserable marriage that ended with betrayal, abandonment, and regret. Now armed with memories of the future, Cedric is determined to protect Rosie, rewrite his fate, and make sure he never loses the girl who stayed beside him until his very last breath.