A choked cry comes out of him when he drives his fingers. His struggles still after that. He blindly grips at Clint, not so much to stop him but to just grab hold of something.

His own breathing his rapid, almost frantic but Loki does seem to be trying to relax. There's only a hint of it showing on his face but he is scared. Scared it will hurt more than he's prepared for. He's never done something like this while mortal.