this drama is adapted from the real incident that the chinese medical team fought against ebola in west africa in 2014. it tells the story of zheng shupeng, a virologist, along with the chinese medical team, went deep to the west africa to fight against ebola virus. they met a reporter he huan, who came to africa under a mission of secretly investigating a diamond smuggling case. he huan was moved by their great career of devoting themselves to medical treatment without boundaries and decided to join them. under very limited medical conditions, they fought hard against the virus with strong spirits and their superb medical skills. in the end, they managed to contain the spread of the virus and save a large number of lives.