Naraka 19 (2007)
Original title: 地獄第19層
Naraka 19 is a 2007 Chinese-language thriller movie directed by Carol Lai Miu-Suet, with a running time of 1h 36m. It stars Gillian Chung, Vincy Chan and Patrick Tam Yiu-Man.
When Rain, a beautiful university year 4 student receives an SMS on her mobile phone - "Do you know what the 19th Gate of hell is?", the nightmare begins for her. It is not too long before she realizes that she is unwittingly trapped in a terrifying mobile phone game from hell and this game is larger than life.