For some reason, Oikawa woke up with the power to see how turned on people are. He thought to himself "Hey, I could meet horny girls!", only to notice that his (not-so) quiet long time best friend's lust gauge was bursting at the seams . A.K.A. My Quiet Best Friend's Just Tognue-Tied but IwaOi This fanfic was inspired by Gomouriki's manga (same title).