Shuichi and his friend Yoshino have a secret: Shuichi is a boy who wants to be a girl, and Yoshino is a girl who wants to be a boy. But one day, abruptly, their secret is exposed, and the two find themselves the target of sixth-grade cruelty. Their friendship is strained, as Yoshino makes a half-hearted effort at being a 'normal girl'-- and their mentor, Yuki, reveals the harder reality of being transgendered. Meanwhile, Shuichi's sister, Maho, realizes...