Dominic finds himself bleeding and cornered aboard a transcontinental passenger liner after a violent mutiny unseats his criminal cartel. Seeking refuge in an executive stateroom, he stumbles into Prince Julian, the elusive royal heir who is secretly traveling incognito to escape deadly palace conspiracies.
Forced into an impromptu contractual alliance to deflect suspicious border inspectors, the hardened gangster and the refined royal pose as newlyweds. As assassin squads track them across international waters, Dominic and Julian combine ruthless underworld brutality with regal diplomatic cunning, falling into genuine passion while unraveling a treasonous coup against the crown.
