I Break Tycoon's Immune Barrier

A woman escapes her oppressive home after her ex-boyfriend—stolen by her manipulative step-sister—seduces her under false pretenses. When a powerful tycoon with a mysterious condition discovers she's immune to his affliction, their connection ignites. While other women trigger his nausea at close range, her presence brings him peace. As he pursues her heart and she surrenders to unexpected feelings, her ex-boyfriend's resurfacing emotions and the tycoon's hidden fiancée conspire to shatter their fragile romance.