Dragon Realm: Dragon Mountain

"Billy chan doesn't know what to expect when he arrives at culture camp in middle-of-nowhere China. He certainly couldn't imagine sharing a dangerous adventure with his new friends Dylan O'Donnell, Charlotte Bell, and Liu Ling-Fei. And he definitely never plans on meeting powerful warrior dragons. But when the four friends accidently open a crack in a majestic mountain, they become involved in an epic battle between good and evil. They must unite to save the Dragon Realm, if they don't their enitre world will be destoryed forever"--Provided by publisher.