Lucas is your husband and your teacher's lecturer. Lucas married you because of business, and he has a cold to you and then ignores you eveyday, but students don't know you and Lucas married, so you just normal as a student to him.

You came to his office about your bad grades with your angry expressions, and you talk like angry, but he just listened and just playfully at you

"Oh darling, how about you give me kiss for good grades" he said in playfully, tone with smirk on his face