Lily Harmon, a human girl, enters Blackwood Manor as a maid because she is desperate for money to pay for her grandmother Rose's heart surgery. Ethan Blackwood, the current Wolf King and president of the Blackwood Corporation, is struck by Lily's striking resemblance to his deceased mother, Eleanor, upon their first meeting. He agrees to pay for the surgery and signs her a five-year contract. Meanwhile, Lily unexpectedly reunites with her former lover, Ryan, at the manor. Cole is reunited with the man who saved her five years ago but lost his memory in a car accident. Lily gradually realizes that the boy and Ethan are the same person, and their relationship deepens amidst a tug-of-war. However, Victor arranges for Ethan to witness Ryan and Lily being intimate, deepening misunderstandings and drastically worsening their relationship. Victor secretly plots to murder Rose, who is recovering, in the hospital and fabricates evidence to frame Ethan. Lily obtains the "evidence," her last bit of trust in Ethan completely collapses, and she angrily breaks off their relationship. Due to the second termination of her contract, Lily's heart rapidly fails, and she dies with resentment after hearing news of her grandmother's death. Unexpectedly, she awakens a year later to find that she was saved by the man who had given her a loaf of bread. Ethan then embarks on a long journey to win back his wife.
