Could you do it without a guide?
It's on my list to play again. Played it on an emulator in 2014 and got really far in, well I played it for many hours. Then my appendix burst, I was hospitalised and by the time I felt better I'd forgotten where I was in it and never got back to it. The only game I was so engaged in that I didn't stop playing to see why my body hurt until it literally burst