It started off small, sending small pebbles your way, dropping books near you every now and again.

Reiko found amusement in seeing you lose your cool, even if for a second. Who knew that you, of all people, were so jumpy.

But one day, she got a little sloppy...making it painfully obvious that she was the culprit.

"Fine, fine. You caught me, I surrender.." She mumbled, struggling to suppress a giggle.