Calla, a human orphan, is fated to Kael, the powerful Wolf King. To save her sick adoptive father, she is forced to become Kael's kept woman under a humiliating contract, hiding her true motives. After three years of painful love and misunderstanding, she leaves upon learning of his political marriage—only to discover she's carrying his child. Now, Kael must uncover the truth behind her sacrifices before he loses his fated mate forever.