In 2005, a high-profile case of a police officer who disappeared during a forest hike spawned urban legends about the existence of a gateway into another world. In 2016, those legends inspired popular internet novel Missing, which is now being … Gillian Chung, Ling Man-Lung, Candice Yu, Josephine Koo, Ko Hon-Man, JJ Jia, Joey Leung Cho-Yiu Added on Disney 2022-05-18. Youtube Trailer