Lilian is the youngest daughter of the Allison family who ended up drifting away from home. After being found, she became the secret lover of Jeffrey, the head of the Dupont family. She thought they were both fighting against their family feud and even got pregnant. But then she discovered that Jeffrey actually married her twin sister, who had once rejected him, and she was just used as a pawn for revenge. Every tender moment they shared had been secretly recorded by him and was being used as leverage against the Allison family. Falling from her high, she decided to play her own game, going undercover as a secretary and launching a carefully planned counterattack.
