Metropolitan subway platforms are the core of public transportation system which are commonly used by most citizens and large scale damages of human life are expected in case of fire. There are various station-stores which are installed on the crossing points of human traffic flow. However, the stores display highly flammable items such as newspaper, food, or clothing and they can be the ignition source of large scale fire. In the result of the escape simulation with a typical transfer station in Seoul in the background to find an improvement suggestion, the locational change could shorten the evacuation time visibly. On the other hand, the additional installation of escape stair was not effective enough.