Wendy Simpson was the eldest daughter of the Simpson family. In her past life, her stepmother and stepsister swapped fates with her, leading to her tragic death. Reborn into a new life, she plans to break their schemes. To become the Simpson family's head, she strives to find better boyfriends than her stepsister's, yet each one inexplicably falls for her stepsister just as before. After twists and struggles, Wendy uncovers the secret behind the curse, shatters the conspiracy, reclaims everything stolen from her, and finds true love with the heir of the Yates family.
