Rob in Zone Cruise starts with a trip involving his stepmother Veronica and sister Ellie. But things take a dark turn when their plane crashes, leaving the family and a flight attendant named Kate stranded on an island. They can't find common ground, so everyone plays by their own rules. The women's camp opposes the men's, where Rob is all alone. In Rob in Zone Cruise, survival is everything. They all cross forbidden lines they’d never even dream of crossing back home.