Super Short Summary

Tristan, born to the princess of Cornwall and King Rivalin of Lothian, is raised by Gorvenal after his parents' deaths and becomes an accomplished prince. He journeys to Cornwall, where he impresses his uncle King Mark and falls mortally wounded, only to be healed by Irish Princess Iseult. After slaying a dragon, Tristan wins Iseult for Mark but falls deeply in love with her. Despite their struggle to remain apart, their love continues, leading to Tristan's banishment and eventual reconnection with Iseult, resulting in mutual heartbreak.