Dispatched to a Colombian outpost after all contact with the base is lost, the team of soldiers assigned to re-establish communications quickly becomes stranded there themselves. Inside the base, the squad finds evidence of a bloody massacre of some kind and obscure symbols suggesting the presence of the supernatural...with each new clue feeding their fears of the demonic and mistrust of one another. Juan Pablo Barragán, Alejandro Aguilar star. 100 min. Widescreen; Soundtrack: Spanish DTS HD Master Audio; Subtitles: English; "making of" featurette; theatrical trailer. In Spanish with English subtitles.