<Table> <Tr> <Th> No . overall </Th> <Th> No. in season </Th> <Th> Title </Th> <Th> Directed by </Th> <Th> Written by </Th> <Th> Original release date </Th> </Tr> <Tr> <Th> </Th> <Td> </Td> <Td> `` Chapter One : The Vanishing of Will Byers '' </Td> <Td> The Duffer Brothers </Td> <Td> The Duffer Brothers </Td> <Td> July 15 , 2016 ( 2016 - 07 - 15 ) </Td> </Tr> <Tr> <Td colspan="6"> On November 6 , 1983 , in a U.S. Department of Energy laboratory in the town of Hawkins , Indiana , a scientist is attacked by an unseen creature . While bicycling home from a Dungeons & Dragons session with his friends , 12 - year - old Will Byers encounters the creature and vanishes . The next day , a buzz - cut young girl wearing a hospital gown steals food from a local diner . The owner , Benny , takes pity on her and feeds her before calling social services . From a tattoo on her arm , he learns that her name is Eleven . A woman posing as a social worker arrives and murders Benny . Armed men search the diner for Eleven , but she escapes . Will 's mother Joyce believes she hears Will 's voice on a distorted phone call , but her phone short circuits . Will 's friends Mike , Dustin , and Lucas search for Will in the woods and find Eleven . </Td> </Tr> <Tr> <Th> </Th> <Td> </Td> <Td> `` Chapter Two : The Weirdo on Maple Street '' </Td> <Td> The Duffer Brothers </Td> <Td> The Duffer Brothers </Td> <Td> July 15 , 2016 ( 2016 - 07 - 15 ) </Td> </Tr> <Tr> <Td colspan="6"> The boys bring Eleven to Mike 's house , where she sleeps in the basement . The next day , Mike nicknames her `` El '' . She says that `` bad people '' are looking for her and refuses to meet Mike 's parents . Scientists from the laboratory find a substance oozing from the walls of Joyce 's home . At Mike 's home , Eleven recognizes and points out Will in a photo . Dustin and Lucas want to inform Mike 's parents about Eleven , but she uses psychokinesis to stop them . While searching for Will , Mr. Clarke , the boys ' science teacher , discovers a scrap of a hospital gown outside the laboratory grounds . Nancy goes with her friend Barb to a party at her boyfriend Steve 's house . Will 's brother Jonathan investigates the woods where Will went missing . Hearing screaming , he runs to help but finds only Steve , Nancy , and their friends roughhousing around Steve 's swimming pool . He secretly photographs them . Barb , left alone by the poolside , vanishes . Joyce receives another call from Will , hears music from his room , and sees something coming through the wall . </Td> </Tr> <Tr> <Th> </Th> <Td> </Td> <Td> `` Chapter Three : Holly , Jolly '' </Td> <Td> Shawn Levy </Td> <Td> Jessica Mecklenburg </Td> <Td> July 15 , 2016 ( 2016 - 07 - 15 ) </Td> </Tr> <Tr> <Td colspan="6"> Barb wakes up in an empty and decaying pool . She screams for Nancy and attempts to climb out but is dragged down by something unseen . Joyce strings Christmas lights around her home to talk to Will , who can turn them on and off . Hawkins Lab director Dr. Martin Brenner allows Hopper to view the lab 's security camera footage . Hopper realizes it is fake . He and his deputies research Hawkins Lab , Brenner , and a woman named Terry Ives who claimed her daughter was taken by Brenner . Eleven has a flashback in which Brenner , whom she calls `` Papa , '' has her put in solitary confinement for refusing to telekinetically harm a cat . Nancy worries about Barb , who is missing . Steve and his friends discover Jonathan 's photographs . They destroy them and his camera . Nancy recovers a photo of Barb by the poolside and returns to Steve 's house to search for her . Nancy finds Barb 's car and sees the creature in the woods . Joyce establishes a code with Will using the lights , which he uses to tell her that he is alive but unsafe . He tells Joyce to run as a creature begins to climb through her wall . Will 's apparent body is discovered in the water at a quarry . </Td> </Tr> <Tr> <Th> </Th> <Td> </Td> <Td> `` Chapter Four : The Body '' </Td> <Td> Shawn Levy </Td> <Td>
what episode does eleven come in season 1
Chapter One : The Vanishing of Will Byers