A playfully inventive jigsaw puzzle of a movie, Boys Are Us follows heartbroken teenager Mia, whose older sister Laura persuades her to take revenge on the male sex. Their plan involves Mia seducing a boy and making him fall in love with her before cruelly discarding him, although the predatory Laura can't help but complicate matters by toying with the boys herself. Can Mia follow through on their plan? Does she want to?