A Childhood Friend Who Thought She Was A Girl All Her Life Is A Transsexual! A Good Friend Penikuri And Her Best Friend Ma-chan Battle In The School! Digging And Being Dug, Private Bottle Hole Digging Academy, Chibitori, Hikaru Minazuki

女高中生光，注意到了关系亲密的同学小鸟的某种异变。换衣服时，她的内裤不知为何鼓鼓的……既不是放了糖果也不是泡芙，碰到那个异物的瞬间，光像触电一样。“和我身上长的不一样……”对那根滑溜溜的美丽鸡巴，光充满了兴趣。用口交让它越来越膨胀的阴茎直接插入自己的阴道！虽然在中出时达到了高潮，但成为小鸟俘虏的光，这次准备了假阴茎，沉迷于让她体验女性高潮……