Complete solution with answer and video walkthrough
This is Dracula's office. I must look around
Take the book and drag it into the empty spot at the bookcase. Pull the left lever up, and pull down the others.


Gundolf Puzzle. Fix the image

What are you doing here, human

The alien brought Alyx back to Earth. Then Gundolf told her that the last gem is in the hands of Dracula. She went to the vampires' nightclub

Gundolf Puzzle. Fix my magic scroll

I must save that poor frog

Alyx must defeat Dracula's mobs

Gundolf Puzzle. Collect 3 green potions

How dare you infiltrate my dungeon, mortal