Immediately, the idea rankles. Heine doesn't want control of anyone or anything but himself. Even if it's of someone like Professor Eichel, who's certainly better off under some kind of restraint, Heine... doesn't think it's a good idea. (And the dog agrees, which is concerning.)

"Isn't that what he did to you?" Heine keeps looking at Jade, then away. He's fidgety as usual—but perhaps less, as he holds himself purposefully still when he remembers to.