The Last Man (2018)

Tov Matheson, a war veteran grappling with PTSD, becomes convinced that an apocalypse is imminent. His life takes a drastic turn when he forms a relationship with a questionable Messiah, prompting him to abandon his ordinary existence. Obsessed with preparing for the end, Tov builds an underground shelter and undergoes extreme training, alienating those around him and sparking concerns about his sanity. As he spirals deeper into his convictions, an unexpected event forces him to confront the reality of his beliefs, blurring the line between madness and truth.