Otouto no Kao shite Warau no wa Mou, Yameru

Good morning, die early, princess" Miu-chan's morning begins again today with a harassment email from an unknown sender. Probably from Saijo's painful fan. Saijo is a high school student and a popular novelist. Miu-chan and Saijo-senpai started dating with the introduction of Miu-chan's younger brother Sosuke. However, Sosuke seems to regret introducing Miu-chan to Saijo-senpai. Since I was three years old when Miu-chan's family moved next to me, I was relieved when I heard that Miu-chan's existence was not a hindrance to me, and that she had a boyfriend. I thought I could make Sosuke my own. However, Sosuke is still the same, and even if he piles up his body, he doesn't call my name. Who is Sosuke always looking at ...