おとうとは俺専用のおよめさん 僕の命と引き換えにお母さんがこの世から去って十数年…。お兄ちゃんがアニヲタになったのも性癖がネジ曲がったのも全部僕のせい…。そうだ、おにいちゃんのおよめさんになろう! ベアトリクス
My little brother is my personal bride. It's been over a decade since my mother passed away in exchange for my life... It's all my fault that my brother became an anime otaku and that his sexual inclinations became twisted... That's right, I'll be my big brother's bride! Beatrix