Sephiroth: Phh… I’ll stay awake for a while. *yawns and is clearly sleepy, but just sits there and reads. He leans against Noemi anyway, but does not fall asleep, sighing* I don’t think I could sleep, even if I wanted to…

Technician: If you want to test his will, have the implants do something to him that he really does not want to do. I suggest placing a food in the room that he does not like, then writing the implants to make him eat it.