[Rec]⁴: Apocalypse (2014) concludes the Spanish horror saga, following surviving reporter Ángela Vidal as she is quarantined on a ship where the demonic infection resurfaces. Mixing claustrophobic sea-bound suspense with zombie carnage, it delivers the franchise's final blend of possession horror, survival tension, and monster mayhem.

Från IMDB:
An ill-fated television reporter is rescued and sent on a voyage across the ocean, but she is followed by the deadly virus that has plagued her and numerous others.