I certainly thought so at the time.

[ He huffs, trying to straighten himself up from feeling that sleepy sensation wash over him. God, that was so weird. Focus, Zack, focus- ]

Sephiroth asked himself that same thing the moment stuff really started to go down. [ A pause. ] That thing... "Jenova". "Monster". "Ancient", or whatever the hell it really is, was used on a couple of people, but with him... apparently it was a lot more than that. He was suppose to be perfect experiment.