Great concepts but many loose ends.

[maarten12100]

What bothers me more is that the mixture could dissolve the tissue leading to the refinery but not tissue on the giant gate to the outside so I could leave.

But then the shadow would've caught and killed you.

Nope it was after Alexander it wouldn't care.(I don't see why it would atleast)
But you were there for a reason you chose to forget so that you could stop Alexander without going crazy about torturing everything on your path making you emotionally weak.