There have been a few Let's Plays of this game posted on Youtube. Usually, I don't find these until later, but when I do find them, I will try to post them here:
thesacredlobo:
Part 1 (up through the three switch door)
Part 2 (through to the end)
IzaKo Blackwolves
A short LP
thesacredlobo:
Part 1 (up through the three switch door)
Part 2 (through to the end)
IzaKo Blackwolves
A short LP