

Grief therapy at 3,000 feet with no safety net. What could go wrong?
Overwhelmed by her sister Hunter’s death, Jax connects with Luce, Hunter’s fearless friend. To heal, they attempt the infamous plank walk of Mount Kwan in Thailand. After a sudden rockslide leaves them stranded on a fragile plank 3000 feet in the air, Jax must confront her deepest fears and fight for survival to find closure.
Practical Effects
Real heights, real planks, real nausea—minimal green screen cowardice
Direction
Spierig brothers finally ditch vampires for actual vertical horror
Acting
Slater's panic attacks look medically accurate, not Hollywood-hyperventilation

Director
Michael Spierig
Trivia, insights & behind the scenes
The Spierigs shot on Thailand's actual Kingkratai Ridge, where three climbers died in 2019—local guides refused to work certain angles.
The 'plank walk' references real Chinese tourism deaths at Huashan, where social media fame literally kills—Jax's phone recording her panic mirrors actual victim footage.