On the day of the divorce, Shen Zhiyi tore up the agreement in public and turned around to apply for the law exam. The once docile rich lady now puts on a lawyer's robe and holds recording evidence to declare war on the family that has controlled her for ten years. Under the guidance of Jiang Lin, who is both a teacher and an enemy, she joins forces with the rebellious Lu Mingyi and the silent Zhou Yun to tear apart the money laundering shady story of the chaebol. But when she discovers that Jiang Lin once defended his enemy, and that his new assistant Qi Nian is actually the enemy's illegitimate daughter, will the sharp blade of revenge also pierce her heart?