After returning from a security mission for a diamond company in Angola, a hired assassin takes on new assignments for his employer--a company that delivers justice on its own terms.
The series focuses on the story of a man who has a dark past and was one day chosen as the 'Apprentice' (Ozan Akbaba) by a mysterious organization. While apprentice fulfilling the duties given by this organization, he will also have to face his past.
Devastated by the loss of his comrade and the relics left behind, the self-styled 'apprentice,' also known as "Terekeme", sets out on a vengeful quest after uncovering the true nature of the company he serves, which claims to deliver justice through assassinations. Over time, he transforms into a cold, emotionless assassin.