Sofia needed money to save her mother's life. The only option? Sign a 30-day contract to become the cold billionaire Alexander Knight's fake wife.The rules were simple: No feelings. No kissing outside public. No falling in love.But on the first night in his penthouse, Alexander looks at her and whispers, "The contract says you are mine, Sofia. For 30 days and 30 nights."Sofia is determined to keep her heart safe. But Alexander is determined to make her break every rule... especially when he finds out she is hiding a secret that could destroy them both.A steamy, emotional billionaire contract marriage romance with a feisty heroine and a possessive CEO who falls first and harder