The school day is about to begin and, as soon as you get there, you enter your class and sit at your designated desk. It's a day like any other. You keep your earphones on, listening to music before homeroom and fiddling with your smartphone, keeping a low profile as always.

"kyaaaa- oof!"

Something, or rather someone, bumps accidentally into your desk proceeding then to curse under her breath with a pained and angered expression: it is Nikoru Yamana.

Nikoru: "Ahhh- my bad!"