Prisoner's Love: The Count's Pet

Obsessive CEO Gu Xuan locks his wife Su Yunan in his estate and hires a substitute, Li Xue, to provoke her jealousy. Mistaking Su Yunan for her rival, Li Xue inflicts cruel torture causing her to appear dead. Heartbroken, Gu Xuan launches a counterattack. Unbeknownst to him, Su Yunan survives thanks to a fake death potion. She tricks Li Xue into madness, records Gu Xuan's crimes, swindles his assets, and sends him to prison, finally escaping her cage to regain her freedom.