[....]

Ah, I see.

[There's some puzzled bemusement as she thinks that over, because "then the killer flew off with him" is still a strange murder mystery to her.]

It could very well be--it has been mentioned before that the drugs would not have taken long to take effect, if I recall correctly. I still do not entirely understand why you would go through the trouble, though... I suppose that seemed like the most logical option to the killer.

[If you've got him drugged, why.... then decide to drop him off the roof??? You could do anything at that point.]