Dracula will take the form of a rat, which should allow you to get to some places undetected.
Another stealth fragment awaits you and you will be given a new skill -BatSwarm.
Wait until he exposes his back to you and jump down, to take control over him.
Afterwards, initiate the metal door (he was patrolling near them) and activate thePainBoxto collect aLife Gem.
Now a short cutscene will commence and you will change the scenery.
After regaining control over your character, collect theSoldier Diaryfrom a fallen soldier on your right.
Next, climb up the remains of the stairs on your left to get to anotherPainBoxwith aLife Geminside.
Collect the treasure and climb up using the footholds marked by the bats.
Soon, you should get to yet anotherPainBox, also containing aLife Gem.
The mechanism is jammed - you will have to use yourShadowDaggersto get rid of blood blocking it.
After entering a spacious room with chandeliers hanging under the roof, jump down and collect anotherLife Gemfrom aPainBox.
After regaining control over your character, you will have to escape, because the floor is falling apart.
You will retrieve your second weapon -VoidSword- and face a decently challenging boss.
This fight introduces a new mechanism, calledCombat Focus.
To operate it you will need a Dungeon Key, which you don’t have at the moment.
Ignore it and go further into the tunnel, until you get to another climbing sequence.
Collect the treasure and get all the way back, to the place where you found your relic.
Get through a misty corridor to a room with two waterfalls.
Get closer to them and collect aSoldier Diaryfrom the corpse lying opposite the waterfalls, hidden behind a pillar.
You will face a group of annoying and rather dangerous enemies.
The required button changes each few seconds and the attack itself deals high amount of damage.
After this wearing encounter another cutscene will be initiated andTrevorwill give you theWhiteWolfMedallion.
After doing so, jump down again to initiate another cutscene and get ready for a short fight.
Afterwards, pay attention to a ventilation shaft from which an air current can be seen.
Be swift, because the ice won’t hold for a long time.
Get through the yellow-marked grid and go in the direction of the marker, jumping over the burning surface.
At the end of the tunnel you will find a cable - you have to bite it.

It will lure out a technician, who will come to fix the problem with the power.
Get rid of them and prepare for another boss fight.
When she finally stops flying like a mad(wo)man, the encounter will become fairly easy.
After a short while the fight should be over.
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