Cora is dumped by her fiancé Finn and then placed under the guardianship of Neo, Finn’s aloof billionaire uncle. Forced to live together, they clash constantly, yet Cora slowly softens his cold heart with her wit and charm. As Neo fights his growing attraction, Cora shifts from seeking revenge to winning his heart. But just as he opens up, she learns he still holds a lost “white moonlight” in his heart.