Trapped in a Book

Because the outside world was destroyed, an egg got a book and a pen. In order to save the whole class, she brought them all to the world she created with the book and pen. There are no pig feet in this book. This book was written by the author's classmate. There are 50 children of destiny. One egg is equivalent to the author. Please note that the author's surname is Wang and the author will write himself in the novel. This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.