Ore no Imouto ga Konnani Kawaii Wake ga Nai follows Kyousuke Kosaka, a high schooler who discovers his seemingly perfect younger sister Kirino is secretly an avid otaku. He reluctantly agrees to help her pursue her anime, games, and manga hobbies, pulling them into a string of quirky, heartfelt misadventures. The series blends sharp family dynamics with otaku culture, delivering humor, warmth, and surprising depth beneath its cute exterior.

Ore no Imouto ga Konnani Kawaii Wake ga Nai follows Kyousuke Kosaka, a high schooler who discovers his seemingly perfect younger sister Kirino is secretly an avid otaku. He reluctantly agrees to help her pursue her anime, games, and manga hobbies, pulling them into a string of quirky, heartfelt misadventures. The series blends sharp family dynamics with otaku culture, delivering humor, warmth, and surprising depth beneath its cute exterior.