Story Structure — 4 Plot Phases
Summit Ascent and Descent Start
Joe Simpson and Simon Yates successfully climb Siula Grande and begin their descent via the North Ridge. Stormy weather quickly deteriorates, setting a tense atmosphere for the journey down.
Key Events
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Summit Ascent Success — Both mountaineers successfully reach the previously unclimbed summit. Characters: Joe Simpson, Simon Yates
Location: West Face of Siula Grande
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Descent Begins — The pair begin their descent via the North Ridge. Characters: Joe Simpson, Simon Yates
Location: North Ridge
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Storm Approaches — Stormy weather conditions deteriorate during the descent. Characters: Joe Simpson, Simon Yates
Location: North Ridge
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Simpson Falls — Simpson falls while climbing down an ice cliff and breaks his leg. Characters: Joe Simpson, Simon Yates
Location: Ice Cliff
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Self-Rescue Initiated — Yates begins lowering Simpson down the slope using available rope. Characters: Joe Simpson, Simon Yates
Location: Steep Slope
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Siula Grande — The primary mountain setting for the entire expedition. Characters: Joe Simpson, Simon Yates
Location: Peru
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Climbing Rope — The critical equipment linking the climbers until it is cut. Characters: Joe Simpson, Simon Yates
Location: North Ridge
The Fatal Descent and Rope Cut
Simpson breaks his leg, forcing a difficult rope-lowering rescue. Yates inadvertently lowers him over a cliff edge and is forced to cut the rope to save himself, believing Simpson has died.
Key Events
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Self-Rescue Initiated — Yates begins lowering Simpson down the slope using available rope. Characters: Joe Simpson, Simon Yates
Location: Steep Slope
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Bivouac High on Peak — The pair rest high on the peak before continuing descent. Characters: Joe Simpson, Simon Yates
Location: High Peak
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Cliff Edge Descent — Yates inadvertently lowers Simpson over the edge of a large cliff. Characters: Joe Simpson, Simon Yates
Location: Large Cliff
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Rope Cut Decision — Yates cuts the rope to prevent being pulled over the cliff. Characters: Simon Yates
Location: Cliff Edge
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Stormy Night Survival — Yates survives a sub-zero and stormy night alone on the mountain. Characters: Simon Yates
Location: Mountain Face
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Yates Descends Alone — Yates completes his descent to the glacier surface. Characters: Simon Yates
Location: Glacier Surface
Crevasse Survival and Glacier Crawl
Simpson survives the fall, navigates a dark crevasse, and begins a grueling three-day crawl across the glacier with a broken leg, battling dehydration and delirium.
Key Events
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Yates Descends Alone — Yates completes his descent to the glacier surface. Characters: Simon Yates
Location: Glacier Surface
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Crevasse Inspection — Yates inspects the crevasse and calls out, receiving no response. Characters: Simon Yates
Location: Crevasse Opening
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Return to Base Camp — Yates returns to base camp alone to recuperate. Characters: Simon Yates
Location: Base Camp
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Simpson Survives Fall — Simpson survives the fall and finds himself trapped in the crevasse. Characters: Joe Simpson
Location: Large Crevasse
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Abyss Exploration — Simpson lowers himself further and discovers an exit to the glacier. Characters: Joe Simpson
Location: Dark Crevasse
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Glacier Crawl Begins — Simpson begins crawling and hopping back to base camp across the glacier. Characters: Joe Simpson
Location: Glacier and Moraines
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Severe Dehydration — Simpson battles frostbite and severe dehydration during the three-day crawl. Characters: Joe Simpson
Location: Glacier
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Delirium Struggle — Exhaustion and delirium test Simpson's will to continue. Characters: Joe Simpson
Location: Moraines
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Base Camp — The final destination where survival is confirmed and recovery begins. Characters: Joe Simpson, Simon Yates
Location: Base Camp
Base Camp Return and Aftermath
Simpson reaches base camp just as Yates and Hawking prepare to leave. His survival is confirmed, and the documentary shifts to post-expedition reflections and evacuation details.
Key Events
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Delirium Struggle — Exhaustion and delirium test Simpson's will to continue. Characters: Joe Simpson
Location: Moraines
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Camp Approach — Simpson reaches the camp area just before Yates and Hawking plan to leave. Characters: Joe Simpson
Location: Base Camp Perimeter
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Base Camp Reunion — Simpson finds Yates and Hawking still at camp, ensuring his safety. Characters: Joe Simpson, Simon Yates
Location: Base Camp
The true story of Joe Simpson and Simon Yates' disastrous and nearly-fatal mountain climb of 6,344m Siula Grande in the Cordillera Huayhuash in the Peruvian Andes in 1985.