カッコいいしかない親友の王子様系女子、俺に可愛い義妹ができてから様子がおかしい (Associated Names)

Amagi Kurusu is a popular model who is getting a lot of attention for her cool, down-to-earth vibe and appearance. I – Orimura Arata – am her best friend and business valet. We have been together since elementary, junior high, and high school, and I have accompanied her to work, and we have become the…