Changle and his grandfather live in a village called Shibadun on the edge of the Yangtze River. In order to protect the ecological environment of the Yangtze River, the villagers consciously assume the responsibility of patrolling the Yangtze River. Recently, Cui Ping from the village told everyone that an evil spirit appeared in the Yangtze River, killing the fish in the Yangtze River crazily and destroying the peace of the Yangtze River. Every night, a big black fish always appears in Changle's dreams, which makes him feel a little scared. When he wants to see the big fish clearly, he always wakes up suddenly. On this day, Changle went to inspect the river as usual. However, an accident happened. Changle lost his footing and fell into the water. When he woke up, he found himself in a strange world. In this world, what would Changle encounter...
Purpose: Yangtze River Environmental Protection