Liu Yiyang's parents are divorced, he has a congenital terminal disease, and his life will end one day when he is 17 years old. He has excellent grades, red lips and white teeth. Liu Yiyang, who is preparing to wait for death at the age of 17, meets someone.
Gu Nanyu's mother died in prison, and his father started a family with another woman very early. He was a poor student and planned to live a life of muddle-headedness, but he never expected to encounter a ray of light.
Purpose: Mutual salvation