Synopsis
My little sister is way too into me. And I mean that in the most alarming way possible. Akari Namiki is, objectively, a great catch. Smart, pretty, put-together. And then there's me — completely average, nothing special, total background character energy. The issue is that she's obsessed with me. Third year of middle school, I stumbled onto something called the 'Onii-chan Notes' in her room. A full, detailed record of my habits and behaviors. This is the same girl who acts cold and indifferent around me on a normal day — and yet in that notebook she was completely gone…















