>>528993994
Sensei, unironically. He knows who he can tease or be silly with and who responds to more mature/serious dialogue. He really brings out the personality of each girl to make sure they can shine and grow.
A true sensei would never take advantage of his students
No matter how many times they grind their butts on your lap or 'accidentally' flash their panties at you or sneak into your bed at night you must be a responsible adult