It strung Jean's whole being tight and vibrating.

Inside he was on fire while cold thrills rippled over his skin.

It took tremendous effort of will to hold himself back another instant to listen, to look, to feel, to make sure.

And that instant charged him with a mighty current of hot blood, straining, throbbing, damming.
When Jean leaped this current burst.

In a few swift bounds he gained his point halfway between door and window.