The series will focus on the life of Osman Bey, the son of Ertugrul Gazi and the founder of the Ottoman Empire.The series will focus on the life of Osman Bey, the son of Ertugrul Gazi and the founder of the Ottoman Empire.The series will focus on the life of Osman Bey, the son of Ertugrul Gazi and the founder of the Ottoman Empire.