The Discarded Heiress And Her Lethal Husband

Kaela has always been the unwanted daughter of the Moon family, so when her sister backs out, she is pushed into a marriage with Barron, a wealthy heir who appears to be crippled. Kaela hides a secret of her own, since she is secretly a top mercenary known as Phantom. Her life changes when she rescues Barron during a mission and discovers his disability is an act, and that he has been slowly poisoned. Unlikely partners, the two agree to join forces against the enemies who threaten them both.