Lee Young-jin, a convenience store worker, is possessed by Wolfram, a third-rate villainous prince in the game D/Z SAGA that he enjoys. To avoid the 'dead end' of being expelled from the academy, he buys a store and desperately runs it as a convenience store. Story progression? That's for you main characters. I'll just run a convenience store. Wolfram challenges survival with various convenience store products and ideas. However, some people misunderstand Wolfram's changed behavior?