4x13 - Kuruluş Osman

Ismihan Sultan captures Sheikh Edebali and uses him as bait to trap Bala Hatun in Marmaracik Fortress. Osman Bey confronts Olof and Ismihan Sultan when he attempts to rescue them. Ismihan Sultan is determined to achieve her goals and demands the presence of Sultan Mesud to spare their lives. In the meantime, a contagious disease spreads in Sogut, causing concern. Malhun Hatun and Kumral Abdal face unexpected danger while searching for a cure. Finding an antidote becomes crucial to save the city from destruction.