Luna Vance, a fiery and headstrong designer, accidentally falls to her death in a stairwell while trying to get Ethan Vance to seriously review her designs. However, her soul is unexpectedly transferred into the body of Seraphina 'Sera' Hayes, a timid woman constantly abused by her husband. After 'rebirth', Seraphina Hayes wants to start her independent life plan, but her cheating husband, Mark Jensen, and her wicked mother-in-law, Mrs. Jensen, repeatedly sabotage her. Even more infuriating, Ethan Vance is responsible for both Luna Vance's fall and Seraphina Hayes' accidental injury! Thus, a complete revenge plan begins to form in Seraphina Hayes' mind.