Duran is a central character in the Seiken Densetsu series, often depicted as a brave and skilled swordsman. He embarks on a quest to protect the Mana Tree and restore balance to the world, which is threatened by dark forces. Throughout the series, Duran is portrayed as a determined and honorable warrior, often facing personal challenges and growth. His journey is marked by alliances with other heroes, each of whom contributes to the overarching battle against evil. Duran's character embodies themes of courage, friendship, and perseverance.