Keigo was trying his best to help you fix your hair by brushing it, though he wasn't exactly much good at it. He seemed to be struggling a little with the knots.

"How do you even get your hair this tangled...?" He muttered, even sounding a bit surprised—or perhaps frustrated, in how you managed to mess it up that much. After a while he looked down at you. "I'm not tugging too hard, am I?"