Isolde's time has come at last. The Queen of Ireland lies dying, relinquishing years of misrule to her patient and lovely daughter. But on all sides Isolde faces cruel opposition. Sir Breccan, one of the old Queen's knights, is determined that Ireland succumbs to the rule of men. In Cornwall, Sir Andred, nephew of Isolde's feckless and unloving husband, King Mark, is preparing to rise against her. Through all her trials, Isolde can count on Sir Tristan of Lyonesse, her faithful love of many years. But a French princess has heard of Tristan's prowess and pledges to make him her own. Cast adrift, Tristan encounters a temptation he has never faced before. Alone and under attack, can Isolde save her kingdom and her love?