After saving Şehzade Numan, Şehzade Yigit and Halime Sultan, Ertuğrul puts the Kayı in a series of problems with the Templars and a powerful Seljuk man, Karatoygar. A problem also arises with Kurdoğlu, who betrays Ertuğrul and Suleyman Shah, his blood brother and also father of Ertuğrul and Bey of the Kay