Arslan Senki, also known as The Heroic Legend of Arslan, is a Japanese fantasy anime and manga series based on the novels by Yoshiki Tanaka. The story follows Arslan, the young prince of the kingdom of Pars, as he embarks on a quest to reclaim his throne after being betrayed and defeated in battle. Set in a world inspired by ancient Persia, the series explores themes of honor, loyalty, and the complexities of leadership. Along his journey, Arslan gathers a diverse group of allies, including the skilled warrior Daryun and the clever strategist Narsus, as they face various challenges and enemies.