Half-Life 2 maps in game Portal. Modified menu select chapter for the Czech, English, French, German, Italian, Polish, Russian and Spanish languages.
For Portal-Life you should have the following games: Half-Life 2 and
Portal. Now easy installation. Put all files from archive in the directory
of your game Portal. Select self language in gameinfo.txt. Enjoy.
why is it in Russian
it's probably that the person just plays it in russian.
Add the instruction to get the maps from HL2 and put them in portals since otherwise it doesn't work