In a small Norwegian village nestled in the scenic Geiranger fjord, geologist Kristian Eikfjord is about to move with his family to a new job in the city when he detects alarming shifts in the landscape. His team monitors the Åkerneset mountain, which is threatening to collapse into the fjord and trigger a catastrophic tsunami. Despite reassurances from some colleagues, Kristian's findings lead him to suspect imminent danger. As he races against time, his warnings go unheeded by officials and locals, leaving him desperate and on edge.

Kristian soon faces a nightmare scenario as the mountain does indeed begin to collapse, sending a massive wave roaring toward the village. In a frantic struggle for survival, Kristian must rely on his expertise and instincts to save his family and others from the deadly force of nature. As panic spreads and chaos unfolds, the tight-knit community realizes that their lives hinge on every second. Amidst the turmoil, unimaginable challenges test their resilience and determination.