Several belief systems that emerged by the formation of existence can maintain its efficiency even after centuries by changing based on communication channels of every living creature. Herein, the concept of myth plays a constructive role in the history of humanity in terms of providing a chain of rules that are composed of experiences and efforts for interpreting human life. Joseph Campbell classifies versatile efficiency of mythic discourse in regulating life as religious, cosmological, social and psychological. Reflection of these functions that show the power of myth has the chance to be analyzed in literary texts. Dede Qorqut stories that express values system which manages the vital area of Ghuzz Turks are the stories emphasize the common points of humanity in private and also the Turkish mythology in general. The functions of sociological mythology that govern social relations network form the basis of the story called “Epic in which Kazan Bey’s Son Oruz Bey is Prisoner. The myth's educational, guiding and founding function's constructing the social space has been demonstrated in the story within the framework of traditions and the logic. Effects of Kazan Bey and his wife, Burla Hatun on their son, Oruz in reaching mythic consciousness by taking place in the centre of power will be reviewed by considering the sociological and psychological function of myth in power. Besides, following issues will be discussed as well; being completed the discourse through parents cult; the constructive role of rules in increasing the function of myth; contradictions struggle; being, formed cosmos by collective conscience by considering the sociological and psychological function of myth in power.