A magical, giant city that challenges centuries; Istanbul. And our brave police who challenges all kinds of bad and trouble to make every street of this city better, "livable" for everybody.

In Istanbul, there is a newly formed special team which contains only some selected commisioners is led by a legendary policeman, Riza Captain, who is also called "Riza Father". Under the guidance of their Riza Father, a police squad in Istanbul is fighting against crime.