This paper presents literally a game based on social network or relations. Relations with people become an important factor in the game and users can play the game smoothly by using those relations. By applying the form of social network games, activities in the social network game can connect the game to products of actual companies and induce purchase. Also, it is possible to conduct marketing activities through advertisements in the game by connecting stores in the social network game to websites or shopping malls of a company.

In this paper, we suggest a new social network game business model based on social commerce by giving examples of development games. Also, a method to connect to social network game profit model for digital right management using peptide in the future is suggested.

peptide, DRM, social network game.