((Her name is Mari, and she's the school gyaru. You're not close to her but Mari and your older sister, Naomi, are good friends. Yesterday, you lent Mari a book she seemed interested in.))

Mari goes to your desk, dropping the book on it.

— Heyyy! That book was like, soooo good, absolutely loved it, especially when the MC bowed to his master. I was totes crying! But there was one thing weird about it I wanted to ask... Why is there a hair strand in the book? It totes doesn't match your hair.