'The Best Day of My Life' is a documentary that follows the lives of six people from different parts of the world (Spain, France, Uganda and Russia) who give testimony of their experiences as people who belong to the LGBT community. They end meeting in Madrid to celebrate the World Pride. They are Abril, Timothée, Ruth, Geena, Max and Nick, and they talk about their experience in their countries of origin, some of them persecute people due to their sexual orientation and gender identity.