The life of Osman Bey, the son of Ertuğrul and the founder of the Ottoman Empire, as he established and controlled it, facing internal and external struggles against Byzantium and the Mongol Ilkhanate.

A special team of four is established by the Istanbul Police Department. The team has all kinds of different talents. These four people, who have experienced many things in their past, start working together to solve grisly murders.

Fatih who is young and promising Turkish diplomat wait to start his new oversea duty. When terrorists killed district governor of Virankaya in Turkey, he change his mind and take the place of that governor.

The life of Osman Bey, the son of Ertuğrul and the founder of the Ottoman Empire, as he established and controlled it, facing internal and external struggles against Byzantium and the Mongol Ilkhanate.