天才美少女な幼馴染のくせに、なんで俺の前でだけそんなにスキだらけなんだよ (Associated Names)

My childhood friend, Kamino Marimo, is a cheat-level genius and a reputed beauty. However, for some reason, she transforms into a klutz with bizarre actions that are a hair’s breadth from genius only in front of me. “Nihaha—, thank you, Kou-chan!” Helping her from the shadows like that has become my daily routine. To assist…