When Nina enters her first air guitar competition, she thinks winning will be a breeze. When she meets up with a group of lovable air-guitar nerds, each hellbent on becoming the next champion, she learns there is more to this fringe hobby than meets the eye. Support American Theatre: a just and thriving theatre ecology begins with information for all. Please join us in this mission by making a donation to our publisher, Theatre Communications Group. When you support American Theatre magazine and TCG, you…