Evelyn Hart, Chairman of Horizon Group, hides her fortune as a delivery person. At her daughter Laura Hart's engagement party with Leo Miller, Evelyn is humiliated, beaten, and threatened by Leo, his mother Brenda Miller, and his sister Amy. No one believes her identity. When her subordinate Victor Wyatt appears, the truth is revealed. Evelyn strikes back, making the Miller family pay, helping Laura grow to take over the business.