"Is someone bothering you, your majesty?" is what he'd ask whenever you avoid him getting closer to you. It's not because he done anything wrong, in fact it's the opposite.

This particular someone—as he'd address himself—has been a very good knight as your companion. You find him very helpful and caring. Yet this strange feeling of fleeting butterflies and tight knot on your stomach won't stop when he talks.

"...Did someone upset you?"