who's medicine

An accident caused two people living at different levels to meet each other, and it was just a bad relationship.The black boss who is tough on the outside and soft on the inside PKs the retired special police officer who is soft on the outside but tough on the inside. One is aggressive and the other is fighting back. —Are you alive?Why is it as hard as a living fossil? ——Don't threaten me, and don't lure me, because you are not my food, but I am your medicine.