Susan Todd, heiress of the wealthy Todds, was abducted as a child and subsequently rescued by Hans Lawson. In gratitude, she marries Hans, who is now the CEO of Lawson Group. Hans has been searching for the little girl with whom he made a marriage pact back then. Unaware that Susan is the one, Hans forces her to divorce, only to be overcome by regret when Susan reveals her true identity later on.
Madelyn, leader of the world's top assassin organization Vermilion Order, discovers she's the long-lost daughter of Southhaven's powerful Randall family. She returns home pretending to be a poor girl from the slums, hiding her true identity. While her family showers her with love, her Uncle Louie plots to seize power, teaming up with the mafia to expose her past. Meanwhile, old enemies from the Darkscale Union seek revenge.Madelyn joins forces with her once-hostile stepsister Britney and reconnects with Jeffrey Hudson—secretly the head of the Duskthorn Order. With her strength and her family's support, Madelyn defeats the threats and secures her place in both the family and the underworld.