Tim Heidecker is at a crossroads in life, making a transition from TV comedy to a career as a serious musician; he decides to start a home-made call-in show so he can talk seriously to his fans; meanwhile a young upstart, reminding Heidecker's network boss a lot of Tim's younger self, gets his big break; but when his politically radical tweets inflame an all-out war on social media, Heidecker, his comedy hero, finds choosing sides inevitable.