The Titan Pacifica is a luxury cruise liner on an eight-day voyage from Sydney to the idyllic, coconut-palm shores of the South Pacific.

On the exclusive Deck Nine, Irving Fairchild, CEO of billion-dollar logistics business Fairchild & Sons, celebrates his 70th birthday. It's a family affair: he's about to make a big announcement about his successor, and everyone around the table is hoping they be the chosen one.

But when the news comes, it's not what they think.

And although six embark on the journey of a lifetime, not all of the group will make it back to dry land again . . .