Does this sound familiar?
The story takes place in a small town in the 1980s. One night, a young boy disappears. His friends and family start looking for him. While searching, they meet a strange girl with special powers. She escaped from a secret laboratory.
Soon, the town becomes dangerous. A dark world, called “the Upside Down,” begins to affect everything. Monsters come from this other world, and strange things happen around the town.
A group of kids, some brave teenagers, and worried adults work together to solve the mystery. They try to close the door to the dark world and protect each other.
The series is about friendship, courage, and fighting evil. Each season shows new dangers, but the people in the town never give up.