Six old friends, tied by money and class, converge on Jamaica. They are there to compete as a team in a marathon swimming race across dangerous, difficult seas. But beneath the veneer of fortune and charm, this is a group on the edge of crisis; and one of them is guarding a terrible truth. As they try to relax into Jamaica's welcoming arms, things fall apart in predictable and surprising ways.

Knox picks apart layer upon layer of artifice, exposing the sinister undercurrents and lurking shadows beneath the surface camaraderie. The tension builds to an unbearable level as the race approaches; the breathtaking finish is a championship performance from one of Australia's finest writers.