He originally thought that after marrying her, he would live the rest of his life in an ordinary way. He thought he would never love anyone again in this life, but because of a poisonous word, they became involved. He is his poison, he is his medicine. They are both poison and medicine. They... Can't live without each other. Once involved, it becomes entangled. The grudges from many years ago are gradually forced to surface... The scandal of a wealthy family.