Three years ago, underworld king Aaron hid his identity and dated Emma, secretly funding her while away suppressing a rebellion. Returning to propose, he saw her arm-in-arm with another man, who mocked him as she returned his ring. Humiliated, Aaron accepted CEO Violet's fake-marriage offer, cut Emma off, and helped Violet's company thrive. They fell in love, while Emma, learning his true identity, died in regret.