Black Mirror (2011)

S6E2 Loch Henry

A young couple, engaged in the production of a nature documentary in a quaint Scottish village, stumbles upon a tantalizing local tale connected to a series of disturbing historical occurrences. As they delve deeper into the story, they unearth secrets that challenge their perceptions of the town and its residents, intertwining their documentary project with a chilling narrative that reveals the darker side of Loch Henry.