This is the future world after the nuclear war. In this world, three adults form a family. Everyone has to learn to control their fertility. Snakes are doctors' main medical tools, especially dream snakes from other planets.The therapist snake dancer took three snakes with him-cobra "e;white fog"e;, rattlesnake "e;yellow sand"e; and dream snake "e;green grass"e;-to save the youth of a desert tribe, but the tribe accidentally killed the dream snake "e;green grass"e; out of fear. Losing an important medical tool, the snake dancer decided to go to the remote central city to find a new dream snake.On the way, the snake dancer was attacked by unknown people, and then Melissa, the abused girl, was rescued in Shanyao town. The two went to the central city together, and after being rejected, they learned on their way back that they had a large number of dream snakes in the "e;cracked dome"e;. They came to the "e;Dome"e; and fell in the Trap. During their imprisonment, the snake dancers unwittingly understood the secret of the dream snake reproduction and finally escaped after going through all kinds of hardships. At the same time, Arribin also arrived; he is also concerned about the snake dancer. They worked together to save the dying Melissa. The snake dancer also got her new snake and continued her journey.
