Story Structure — 4 Plot Phases
A Holiday Turns Uneasy
Messages reveal strained relationships before the friends reunite for a holiday. Carlos films the group, upsetting Begoña, and the friends enter a large cave after joking about horror films.
Key Events
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Messages Reveal Strained Ties — Messages mention Begoña's absence and urge her to say she is leaving with Carlos. Characters: Begoña, Carlos
Location: Before the holiday trip
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Friends Reunite for the Trip — The five friends reunite and set out together for their holiday. Characters: Celia, Carlos, Begoña, Jaco, Iván
Location: Holiday trip
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Carlos Records the Group — Carlos films the friends, and Begoña objects to the constant recording. Characters: Carlos, Begoña, Celia, Jaco, Iván
Location: During the trip
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Cave Exploration Begins — After drinking and smoking, the friends explore a large cave. Characters: Celia, Carlos, Begoña, Jaco, Iván
Location: Large cave
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Jokes About Horror Films — The friends joke about how a horror movie might unfold inside the cave. Characters: Celia, Carlos, Begoña, Jaco, Iván
Location: Large cave
Lost Beneath the Surface
The friends lose their way in the darkness and cannot find an exit. Attempts to retrace their steps, follow air drafts, and pass through narrow openings fail to lead them out.
Key Events
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Jokes About Horror Films — The friends joke about how a horror movie might unfold inside the cave. Characters: Celia, Carlos, Begoña, Jaco, Iván
Location: Large cave
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The Group Loses Its Way — The friends become lost in the darkness and cannot find an exit. Characters: Celia, Carlos, Begoña, Jaco, Iván
Location: Cave passages
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Footage Fails to Guide Them — They try to retrace their steps using brief footage but remain lost. Characters: Celia, Carlos, Begoña, Jaco, Iván
Location: Cave passages
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Searches Lead Deeper — They follow air drafts and squeeze through passages, only to go farther into the cave. Characters: Celia, Carlos, Begoña, Jaco, Iván
Location: Narrow cave passages
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Celia Helps Begoña Through — Celia helps Begoña through a narrow opening when panic leaves her unable to move. Characters: Celia, Begoña
Location: Tight cave opening
Survival Without Rescue
Iván is bitten by a rat, and supplies, light, and phone batteries become pressing concerns. Begoña is in pain, the friends dispute whether to keep searching, and they realize nobody may know their location.
Key Events
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Celia Helps Begoña Through — Celia helps Begoña through a narrow opening when panic leaves her unable to move. Characters: Celia, Begoña
Location: Tight cave opening
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Iván Is Bitten by a Rat — A rat bites Iván as the group struggles to survive in the cave. Characters: Iván, Celia, Carlos, Begoña, Jaco
Location: Cave
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Supplies and Batteries Dwindle — The group faces diminishing supplies, light, and phone batteries. Characters: Celia, Carlos, Begoña, Jaco, Iván
Location: Cave
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The Group Debates Waiting — Begoña is in pain as the friends argue over searching or resting for rescuers. Characters: Celia, Carlos, Begoña, Jaco, Iván
Location: Cave
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Hope of Rescue Fades — They realize nobody may know where they went, weakening their expectation of help. Characters: Celia, Carlos, Begoña, Jaco, Iván
Location: Cave
The Pact and Its Violence
As hope and strength dwindle, the group considers killing one person selected by lot so the others can eat. They record their agreement, but when the plan is put into action, Celia protests and is restrained; the ending does not reveal the outcome.
Key Events
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Hope of Rescue Fades — They realize nobody may know where they went, weakening their expectation of help. Characters: Celia, Carlos, Begoña, Jaco, Iván
Location: Cave
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The Group Proposes a Pact — As strength and hope dwindle, they consider killing one person chosen by lot for food. Characters: Celia, Carlos, Begoña, Jaco, Iván
Location: Cave
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They Record Their Agreement — They record a statement saying they agree to the pact and that the choice will be random. Characters: Celia, Carlos, Begoña, Jaco, Iván
Location: Cave
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Celia Protests the Plan — As the plan is put into action, Celia begs her friends not to kill her while they restrain her. Characters: Celia, Carlos, Begoña, Jaco, Iván
Location: Cave
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Jaco Orders Carlos to Stop — Carlos keeps filming the confrontation, and Jaco tells him to stop. Characters: Jaco, Carlos, Celia, Begoña, Iván
Location: Cave
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The Outcome Remains Unknown — The scene ends amid Celia's pleas and the group's violence, without revealing what happens next. Characters: Celia, Carlos, Begoña, Jaco, Iván
Location: Cave