In the aftermath of a catastrophic tsunami, a deadly epidemic emerges on a remote island.
Epidemiologist Dr. Madeline Hamilton and her fiancé, FBI Agent Quinn Traynor, embark on a perilous mission to Nalowale Island to unravel the mystery behind the outbreak. Victims exhibit erratic behavior and experience hallucinations before succumbing to a grim fate.
As the island descends into chaos under quarantine, Madeline uncovers a shocking revelation that defies all logic. With communication lines severed and time running out, the duo must summon unwavering courage to confront the unimaginable.