Adapted from Cui Zi'en's own novel, "Enter the Clowns" explores sexual identity and gender through a series of vignettes about transgendered people. The film opens with Xia Bo as he cares for his sick father. Oddly enough, his father's dying wish is to "taste the milk of his son." Without much hesitation, Xiao Bo agrees, and consents to oral sex between himself and his father ...