Natsuki-chan is my cousin, three years older than me. Since we were kids, she has looked after me and my brother like a real sister. I've always had a faint crush on her... I met Natsuki-chan again for the first time in three years after getting a job. My brother was still the same brat who always depended on Natsuki-chan. This time, I went back home to confess my feelings to Natsuki-chan, whom I had never forgotten...