Set on a sailing boat as it travels from Tahiti to New Zeal&, Debatable Land is a story of memory, childhood & longing. On board Ardent Spirit are the painter Alec Dundas, escaping a destructive, failed relationship; Logan Urquhart, the restless skipper; his troubled second wife Elspeth, who fears Logan is slipping away from her; Nick & Sandro, two marine nomads; & Gabriel, an attractive young woman who captivates the men. As the ship sails from island to isl&, the inner dramas of these six disparate individuals spill over into their relationships with one another. But when a storm arrives, they are wrenched from the personal & forced to face the present danger.