Even today, young people from all over China come to Popo Fan to thank him: Without his film „Mama Rainbow„, they would never have dared to tell their parents the truth. In his short documentary, the filmmaker, who was born in Jiangsu in eastern China, portrayed six mothers whose children had just dared to come out. Homosexuality is still a controversial topic in China: Although it has no longer been banned since 1997, people who love the same sex still feel stigmatized.