The second female lead is poisonous: the male lead is the female lead's vicious ex-boyfriend. After rebirth, he takes revenge on the female lead, and the female lead is also harmed by the male lead's insidious means. After that, the relationship between the two is even more complicated. The female protagonist was smart and witty, with a strong thinking ability. She had turned danger into safety many times. The male protagonist was an extremely sinister and cunning person. He looked gentle and kind on the outside, but his heart was full of darkness. There were inextricably linked between the two.