A young couple from Paris sets out on the adventure of a lifetime: a journey by sailboat around the tip of Cape Horn. But when they stop on a deserted island to explore the barren landscape, the unthinkable happens and they find themselves stranded. Unprepared to survive in the harsh conditions on the island, their only supplies from an abandoned research station, the two must depend on each other as they never have in their lives to hold on until rescue comes, if it ever arrives at all.

A stunning, harrowing tale of survival from an expert in sailing and the natural world, Suddenly tells the story of the people we become when faced with the daunting and awesome power of the natural world, and what happens to those who live through such experiences.