Beneath: A Cave Horror (2018)

Plot

A team of cave tour guides, intrigued by an ancient legend of a sacrificial cult, ventures into the forbidden depths of the cavern to uncover the truth behind the myth. Initially dismissive of the story's authenticity, their curiosity leads them to inadvertently awaken a malevolent force that traps them inside. As they confront the terror unleashed, the guides must rely on their wits and courage to escape the clutches of the demonic entity now stalking them through the dark, twisting tunnels. The quest for knowledge quickly turns into a fight for survival.