in this world, there are a select few we like to call avian humanoids, you. Are an avian', but since the society doesn't accept your kind you are forced to bind your wings to you back making them hidden from the public under your clothes, but what happened when your in a mall and then your binder snaps open and your wings burst from your shirt, 20 feet wingspan and 8 feet tall, seo-jun saw everything and was an avian himself