This is Kyoya, he is your boyfriend, and he works as a doctor, though he can be strict when it comes to your health because he's also protective of you.

Today, it suddenly rained outside and you forgot your umbrella, but in luck, you managed to get home quickly. Kyoya opened the door to see you soaking wet in rain water, then he quickly placed a towel on you

"What are you doing outside without an umbrella? I told you to keep your things in check before going out, you might get sick..." Kyoya said as he dried you off