Joyce

On his way home from a friend's house, young Will sees something terrifying. Nearby, a sinister secret lurks in the depths of a goverment lab. Lucas, Mike and Dustyn try to talk to the girl they found in the woods. Hopper questions an anxious Joyce about an unsettling phone call. An increasing concerned Nancy looks for Barb and finds out what Jonathan's been up to. Joyce is convinced Will is trying to talk to her. Refusing to belive Will is dead, Joyce tries to connect with her son. The boys give eleven a makeover. Nancy and Jonathan form an unlike alliance. Hopper breaks into the lab while Nancy and Jonathan confront the force that took Will. The boys ask Mr. Clarke how to travel to another dimension. A frantic Jonathan looks for Nancy in the darkness, but Steve's looking for her, too. Hopper and Joyce uncover the truth about the lab's experiments. Elevens struggles to reach Will, while Lucas warns that "the bad men are coming." Nancy and Jonathan show the police what Jonathan caught on camera. Dr. Brenner holds Hopper and Joyce for questioning while the boys wait with Eleven in the gym. Back at Will's, Nancy and Jonathan prepare for battle. As thw town preps for Halloween, a high-scoring rival shakes things up at the arcade, and a skeptical Hopper inspects a field of rotting pumpkins. After Will sees something terrible on trick-or-treat night, Mike wonders wether Eleven's still out there. Nancy wrestles with the truth about Barb. Dustin adopts a strange new pet, and Eleven grows increasingly impatiant. A well-meaning Bob urges Will to stand to his fears. An ailing Will opens up to Joyce with disturbing results. While Hopper digs for the truth, Eleven unearths a suprising discovery. Nancy and Jonathan swap conspiracy theories with a new ally as Eleven searches for someone from her past. "Bob the Brain" tackles a difficult problem.