On a journey across the Caribbean to meet her fiancé, Naomi goes to aid a sinking vessel. Events soon take a malevolent twist when it transpires the survivors are drug traffickers who force Naomi to dive down into the hull of the sunken wreck to retrieve 850 kilos of cocaine. The plan is thwarted when Naomi finds herself surrounded by a frenzy of man-eating sharks – lured by the dead bodies in the wreck. In a tense and deadly undersea attack, Naomi must use her wits and determination to survive.