You weren't my sister, but my fiancée!?
お前妹じゃなくて許嫁だったのかよ!?
70%MANGAfinished2022
お前妹じゃなくて許嫁だったのかよ!?
Humanity, love your little sister. I miss the time when her younger sister Kana was fond of me. Takashi Shiina lamented the current days when he was often ignored. One day, his parents cut out a shocking story. Surprisingly, he wasn't his real son... but he was his sister Kana's fiancée!? The definitive version of Reiwa's younger sister manga!