Emotional tale of China’s 22 surviving war sex slaves a box office hitWhen the topic was deemed politically sensitive for China’s movie-goers, Guo Ke, the director of Twenty Two, a documentary about “comfort women”, said he did not expect his film to be financially successful. But the work surprised Guo, by going on to become China’s highest grossing documentary. “When I was making this film, many people told me it is very sensitive and the authorities would regard
