Set in the fictional town of Hawkins, Indiana in the 1980s, the first season focuses on the investigation into the disappearance of a young boy amid supernatural events occurring around the town including the appearance of a psychokinetic girl who helps the missing boy's friends in their own search. The second season is set a year after the first, and deals with attempts of the characters to return to normal and consequences from that season. The third season is set in the summer of 1985.