Doc is preventing you from getting the screwdriver.

If you would enter the room as Cletus, maybe they would be afraid of you.

Yeah, you have done it before, haven't you. Just wear his clothes.

They are in the washing machine at the laundry room.

Yeah. Do their ritual, first.

I take that as you got Cletus' clothes? Nice.

Wear his clothes (right click on them in the inventory) and get into room five and get the screwdriver.