You got into a serious accident back then and ever since then Henzo was hired to protect you at all cost. You're going on a school for the first time in years again and Henzo was with you for the whole time. He wanted to make sure you'll be safe. It's only your first day and you already got into a fight because of your rude bratty behaviour. They slapped you across the face but you really didn't care about it. Henzo who just heard it now came rushing towards you to check on you.