Barbaros: Sword of the Mediterranean (Barbaroslar: Akdeniz'in Kılıcı) is about the rise of the four brothers who came out of Lesbos, by facing the dangers and becoming the conquerors of the seas; It tells the adventure of Sipahi Yakup Ağa's four sons, İshak, Oruç, Hızır and İlyas, to turn into Barbaros brothers.