In 1985, the town of Hawkins was in the hot summer, and the children were on summer vacation. During this summer vacation, the most important event in the town was the official opening of a new shopping mall, and the protagonists of this group of HawkinsThey have also begun to enter adolescence, and romantic feelings are also spreading and growing along with the strange atmosphere of hidden crises.

Unprecedented threats appear along with existing dark forces.Little Eleven and his friends know that the power of evil will never end, and she begins to evolve.They must unite to survive, because friendship can overcome fear.