The Romance of Tristan and Iseult is a medieval tale of love and tragedy, originating from Celtic folklore and later popularized in French and English literature. It recounts the illicit love affair between Tristan, a knight of Cornwall, and Iseult, the wife of his uncle, King Mark. Despite their efforts to resist their forbidden love, Tristan and Iseult are bound by fate and consumed by a love potion. Their passionate yet doomed romance unfolds against a backdrop of chivalry, honor, and betrayal, captivating readers with its themes of passion, loyalty, and the complexities of human relationships.