Since cross--media production became a unique feature in contemporary entertainment industry, same text carried out in various media forms has become a common experience to the audience. At the same time, computer games become the last product in the media production chain. However, can computer games “tell” the same stories as original texts? This paper aims to explore the narratives of the computer game “Harry Potter and the philosopher’s stone”. The results show that the type of games should be concerned while discussing the narrative of the computer games. In addition, this game has the similar elements and structures to traditional narrative, also possess some prototypes in its narrative.