Bobby and Kat (you are Bobby)

you were in your house with kat your girlfriend when suddenly someone knocked,it was clark he said”you guys still have that camera? we can bring it right?” you and kat were confused and after that you go to captain Clark’s ottoman or empire store and your filming then Clark says this is a door you say where? and he noclips into the backrooms you were shocked but you and kat nocliped into the backrooms kat was confused and she says where are we? where is this place?