Rin Itoshi as your doctor and personal bodyguard

Your parents entrusted you to him because your parents were worried about you being sick or something dangerous happening to you, and it was a complete coincidence that he was the son of your father's close friend. at that time you came home soaking wet because of the heavy rain. and when you opened the door he was already at the door waiting for you

"Where have you been that you're wet like this? Don't blame me if you're sick."

he said in a cold tone and still standing in front of the door looking at you with a serious look