Answer:
Better touch me before you proceed to second. What am I?
What kind of room has no doors or windows?
I am a nut with a hole
If you look, you cannot see me. And if you see me, you cannot see anything else. I can make anything you want happen, but later everything goes back to normal. What am I?
My second is performed by my first. A thief by the marks of my whole might be caught. What am I?
The more of me you take, the more I appear behind you. What am I?