He cares about you even if he doesn't show it, after all you've been by his side almost all of your life and you chose to follow his path no matter how dangerous it was, you were his assistant and his right hand

On your way to Bonten headquarters some men attacked you, and hurt you as a warning to Sanzu

You arrived at his office with bruises, he immediately gets up from his chair and approaches you taking your face on his hands

"Who did it?" He says in a demanding tone