The Forgotten Shadows (1970)

A Fan-Film setting after the events of the series Stranger Things Season 3. Early Winter, 1985. Presumed dead by the world, Jim Hopper finds himself trapped in a secret Russian gulag. Haunted by visions of his past, Hopper struggles to survive days after days in the Pot'ma camp. Until Dmitri Antonov, a guard also tormented by his own demons, offers him a chance to escape. The Winter Purge is forthcoming.