在同伴的眼中，瓜生新吾（水岛大宙 配音）是一个乐于助人的好好先生，而今年，新吾所就读的各务台私立学园即将和当地有名的结姬私立女子学园合并，而包括新吾在内的数十名学生，则被预先送往女校习惯未来的学习生活...

Kazuma and Ayumu, two brothers, move to a rural mountain village from the city to allow for Ayumu to recover from an illness. Until their parents catc