コンカフェ通いが趣味の会社員・吉田よしおは、馴染みのコンカフェ嬢から「近所に出来た異様な雰囲気のコンカフェ」の噂を聞く。興味を持った吉田が訪ねると、奇妙なコンセプトの店内に、やる気がなくてクセつよワケありのコンカフェ嬢が3人。こいつら実は、本物の魔族とドワーフとエルフで…!?
Yoshio Yoshida, a company employee who enjoys going to concept cafes, hears a rumor from a familiar con café girl about a “con café with a strange atmosphere” that has opened in his neighborhood. Yoshida, intrigued, visits, and finds three unmotivated and peculiar con café girls in a store with a strange concept. They are actually real demons, dwarves and elfs.