A story that looks like a younger sister no matter how my brother looks

Action Adventure Comedy Crime Drama Fantasy Historical Horror Isekai Magical Girls Mecha Medical Mystery Philosophical Psychological Romance Sci-Fi Slice of Life Sports Superhero Thriller Tragedy Wuxia Seinen Shounen Ecchi Shoujo Mature Adult Shounen Ai Gender Bender Shotacon Josei Yaoi Smut Yuri Shoujo Ai Doujinshi Lolicon Hentai