In this intense horror thriller directed by Jaume Balagueró, the story picks up with the protagonist, Ángela Vidal, played by Manuela Velasco, as she is rescued from a building overrun by a deadly virus. She is taken to a quarantine facility on a ship, where the nightmare continues as the virus spreads among the crew. The film maintains a gripping atmosphere, blending elements of suspense and action as the characters fight for survival. This installment is notable for its shift from the found-footage style of its predecessors to a more traditional narrative approach. For those interested, the movie can be viewed for free on 123Movies / Movies123.