You start walking to the stairs, when you try to go down, everything
starts to spin and you found your self in front of the stairs. But
turning the other way. Barbara says: "Well I guess there is no
turning back. Let's check the corridor." You say: "Ok. What
about you Dave?" He doesn't answer.
You look around, but you can't see him. You ask Barbara: "Have
you seen Dave?" Barbara answers:" No,is he...." You
say:" Barbara?" There is no answer.