Go into the iso and select the version that you installed (32 or 64). Open the plaza folder, the pcbs data and then the plugins folder. Copy the three files in there. Once that's done go to the main folder of the game where you installed it. Open the pcbs data folder, then the plugins folder and paste the files there. Should open up without launching steam
it's EZ. do you have the pack provided by aimhaven? if no. then download it again. reinstall the game. copy the contents of the plazma folder in the pack and paste it in the installing directory of the game which is by default in program files. just paste it there and u r good to go