The redness in his cheeks gives away the effect of Loki's compliments before the scholar's shy, chuffed smile which he does a poor job of trying to hide. Cunning may not be his area, but making connections quickly, especially to solve problems, is something he's had plenty of practice with. At least this time it manages to overlap with Loki's preferred traits quite nicely.

He takes the hand with an almost uncertain grip, and gives it a weak shake. "A deal." He made a good deal. With a god. It seems utterly unbelievable. "I'll endeavour to be prompt."

So long as he can actually figure out how to effectively pray to the trickster god.