The television series centers on the life of Salahudddin, a 12th-century Muslim ruler, and his conquest of Jerusalem. It also delves into his challenges and conflicts against the Crusaders, as well as his ambition to unify the Muslim territories of Syria, northern Mesopotamia, Palestine, and Egypt under his leadership.
At the end of the first season, Emir Saladin's disappearance forced Sultan Nureddin Zengi to lift the Siege of Jerusalem. Rescued by knight Balian, Saladin's journey saw him face slavery, rebellion, and pivotal battles in Egypt, where he rose to power as Vizier with the Fatimid Caliph's approval. Despite tensions with Nureddin Zengi's circle, Saladin solidified control over key cities like Damascus, Aleppo, and Cairo, laying the groundwork for the Ayyubid State. After defeating King Guy at Hattin, Saladin fulfilled his lifelong dream by reclaiming Jerusalem peacefully, earning admiration as the city's unchallenged conqueror.