Wanjie Fengyun: Hello, I'll Pick up the Trash

When Liu Changchang woke up, a different door appeared on his door. He pushed the door in without realizing it. Then... He fell into the rain forest and was stunned by the sight in front of him. A man who is afraid of being born with middle school disease inadvertently connects his body to a strange thing that can open up time and space. Since then, everything has changed in the world.