Original name: รุ้งสีเทา
Release date: April 27, 2016
Series
Average time: 80 minutes
Genres: Drama
Synopsis: Grey Rainbow tells the love story of Nuer and Porsche. Nuer is the son of the owner of an elephant camp while Porsche is a law student. In university, they were dormitory roommates and close friends, each fighting against the feelings that one has for the other.