Onii-chan no Koto nanka Zenzen Suki Janain Dakara ne!!
I Don’t Like You At All, Big Brother!!·お兄ちゃんのことなんかぜんぜん好きじゃないんだからねっ!!
Takanashi Nao, a high school junior, is infatuated with her older brother, Shuusuke, who she recently learns is not her biological sibling. This revelation leads her to believe their relationship could change, but Shuusuke remains indifferent. Nao faces competition from Iroha, a childhood friend of Shuusuke, and Mayuka, the class president, both vying for his attention. As Nao tries to win Shuusuke’s affection, she discovers the challenges and complexities involved in pursuing someone close to her.
