Jin Seorin, abandoned at an orphanage as a child, devotes her entire life to supporting the man she loves, Choi Doseop, even giving up college to build a family with him. At last, Doseop succeeds as a prosecutor and they are expecting a child, but driven by greater ambition, he betrays Seorin by joining hands with Min Nayoung, the only daughter of a wealthy conglomerate family. Shocked by the betrayal, Seorin loses her unborn child and, in despair, attempts to end her life, only to be saved by Sung Guhyeon, heir to the Sungil Group. Suffering from a rare illness that is slowly taking away his sight and hearing, Guhyeon feels sympathy and love for Seorin. Determined to take revenge, Seorin takes his hand and enters Doseop and Nayoung’s powerful family as its new mistress. A bloody war of love, betrayal, revenge, and desire begins, shaking the lives of all four.
