Gerwyn Gwrthod a'r Llyfr Does Neb yn Cael ei Ddarllen

This is a story about a boy who isn't interested in reading. On Holiday he enters an interesting shop. There are no books in the shop except for a large one in a glass case. Gerwyn opens the book on the sly and suddenly he gets swallowed into it. He wakes up in an unfamiliar country and goes on all different kinds of adventures.