Please answer the following question: Build a movie plot around this: Who is overwhelmed with the blatant betrayal? Lord Marke
A:
A gripping tale of two young lovers whose forbidden love crosses the boundaries of rival kingdoms and marital commitment. At the film's commencement, Britain is at war with Ireland, and the English lords and barons are seeking to form an alliance to overturn the ruthless Irish king, Donnchadh. However, on the night they are to sign treaties to unite their kingdom, the Irish penetrate the Castle Tantallion, slaughtering all but a few of the English. Among these is young Tristan of Eragon, whose life is saved by Lord Marke, Britain's only promising leader remaining.As Tristan enters his young adult years, having been raised and nurtured by Lord Marke, he uses his sharpened knowledge and cunning battle skills to fight bravely against the Irish when they cross into the Land of Cornwall. Though he defeats their strongest warrior, Morholt, he suffers a fatal strike of poison, and is presumed dead with his fellow martyrs. The triumphant English soldiers return with a bittersweet victory, and inform Lord Marke of the grievous loss.However, when Tristan's burial vessel washes ashore the Irish coast, he is found by the beautiful Princess Isolde, daughter of King Donnchadh, who discovers that he is indeed alive. Distraught by a betrothal to an undesirable suitor in her father's army, and desperate for a life of true meaning, she risks her life to save Tristan. With the assistance of her disapproving maid, Bragnae, she spends her days and nights solely caring for Tristan's wounds, and sharing her heart's wishes - to have love, for it is greater than life.Although Isolde conceals her true identity as the princess of Ireland, that doesn't stop their young attraction from blossoming into a deep love for each other. Nevertheless, the remaining defeated Irish soldiers return to the coast of Ireland, and Tristan is forced to leave before he is discovered by the king. With the hope that their love will exist even if apart, Tristan and Isolde bid farewell, and he returns back to the Castle D'or, knowing his heart will never be...