You Weren't My Sister, But My Fiancée?! summary: You are reading You weren't my sister, but my fiancée!? manga, one of the most popular manga covering in Romance, School life, Slice of life, Adaptation genres, written by at MangaBuddy, a top manga site to offering for free. You weren't my sister, but my fiancée!? has 25 translated chapters and translations of other chapters are in progress. Lets enjoy. If you want to get the updates about latest chapters, lets create an account and add You weren't my sister, but my fiancée!? to your bookmark. 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 fiance! ?The definitive version of Reiwa's younger sister manga!