A beautiful and brutal ballet of violent love and obsession, STRANGER IN THE DUNES follows a troubled married couple who receive an unexpected visit from an old friend while vacationing at their family beach house. When a mysterious discovery shatters their world, deep-rooted personal tensions viciously resurface. Trapped in their isolated paradise, the serene seaside dunes become a harrowing stage for their primal descent into madness as they test the lengths they will go for love.