Yo man, use google translation on that page, u will see that inside the files there is a patch to translate it to english, not spanish.

y por ultimo vas al directorio TRADUCCION AL INGLES y copias el archivo data00.sab dentro de la carpeta main del juego sobrescribiendo el original.

translation ...

Well, to make it work is no problem, just mount the cd image, and install it. The instalation is in english, but the game play is in korean. Remember to keep the cd image mounted while playing the game. I also have the latest version of Daemon Tools. I'm looking on the internet for an english ...

Yeah, I can play it without knowing korean... i recomend you to give a little more of gama to the game, that way you will be able to see more things.
Also,i had the game runing with the compatibility with wierdows 98 BUT! (there is always a but) had some problems with the audio, then i turned off ...

So, there is one part missing in the faq "how to install"... you have to turn on the compatibility with Windows 98... and have the CD mounted or in the CD Drive...
Here is Step by Step:
1) Mount the CD with Daemons Tools (i have "check in-use" option activated)
2) Install the game (i haven't applyed ...