Su Miao, a medical student who was involved in the god's game, was forcibly recruited by him as a substitute in the team because he looked exactly like Bai Yueguang, the deceased Gu Xun. Everyone hoped that this docile substitute would heal Gu Xun's wounds, but they didn't know that she was bound to the [Devil Medical System] - every time a person is saved, a demon will be killed. When Gu Xun insisted on the belief of "saving everyone", Su Miao only sneered in the light of the scalpel: "My medical skills are very expensive, please pay the price." Until the "dead" Bai Yueguang returned gloriously from the enemy camp, the system issued the ultimate medical order to her: "Kill Gu Xun and inherit everything." Su Miao stroked the blood-stained scalpel and finally looked at the man who had regarded her as a shadow: "Now, whose medicine is whose?"