It's not terribly often that he's at a loss for words when he's reaching for them—either he simply has nothing to say or would much rather show rather than tell—but with Rey it seems to be a frequent occurrence. Perhaps it wouldn't be if she didn't keep being the source of such confusing, difficult feelings, both in the sense of emotions and otherwise.

Kylo doesn't pull his hand away either, not wanting to push her away despite the small thought that he should, but there's a certain anxiety in his gaze when his eyes meet hers, when she questions him. His jaw trembles as he stares at her, knowing he has to say something. But still nothing comes to him.