After confronting the Demogorgon and saving Will from the Upside Down, Mike, Lucas, Dustin, and Will struggle to adjust back to "normal" life. Tensions rise, and the party's friendships begin to crack until a new kid shows up in AV club with a Betamax Camcorder. This aspiring Spielberg wannabe, Joey Kim, helps the party comee to terms with the supernatural horrors they've endured - by making a zombie horror movie!