It was not a glow brought there by the kiss.

It was fear, fading slowly out of them as he looked, until at last it was gone, and her lips trembled with an apologetic smile.
"He was very angry," she said.

"How easily some men lose their tempers, don't they--Jeems ?" The little break in her voice, her brave effort to control herself, and the whimsical bit of smile that accompanied her words made him want to do what the gentle pressure of her hands had kept him from doing a few moments before--pick her up in his arms.

What she was trying to hide he saw plainly.

She had been in danger, a danger greater than that which she had quietly and fearlessly faced at barracks.