Set in the 1960s, the story of the Akarsu family includes Ali, Cemile and their four children: Berrin, a law student, Aylin and Mete, high school students, and 5 year old Osman. Ali begins an affair with Caroline, a Dutch woman, which leads to the disintegration of the family.

The life of Osman Bey, the son of Ertugrul Gazi and the founder of the Ottoman Empire.