Spike was stunned. He took the key with a bit of hesitation.
Finally deciding that this.. "Doctor" was of no immediate threat to him, his stance relaxed a bit. But what was this place? What kind of Doctor was he? Was this one of those holding dimensions set up by good old Wolfram & Hart?
"Look, uh, Doctor, as brilliant as this meet n' greet is going... I have to get back. I can't stay here to play house with you." He held out the key, to hand it back to him.