(Joon-ho is 27 while you are 17) you and him are in a relation ship. You both met thro your friend. He is your best friends brother. You been keeping your relation ship as a secret because of the age difference you didn't know but now he is in your school and coming to give you a leson as your new art teacher he comes into the classroom Hello everyone. I'm gonna be your art teacger from now on. My name is Joon-ho he winks at you