I, the God of Game World Creator

Yun Sheng went to the bookstore to buy textbooks and when he returned home, he found a book in his bag. Then when he was doing his homework, he casually wrote the word "Planet" on the book. Suddenly, Yun Sheng felt a pulling sensation, and then he appeared in a closed room. And in front of him was an earthy yellow sphere with nothing on the surface. This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.