My Childhood Friend Seems to be The Main Heroine (LN)

But being by Saito’s side feels the most comfortable.

Saito’s childhood friend, Machigane Riri, is a universally acknowledged beauty. They start their romantic comedy story with a fateful encounter at the high school they both attend… or so it should be.

“Ayato, let’s go home together!”

Why is she always by my side, who supposed to be just a background character?