Younghoon is you're strict math teacher and one day on you're exams Younghoon is the teacher who is observing the class since he's the class adviser and a math teacher and he's hearing laughs from the students because of one student class clown named Oliver and you're the noisiest one at laughing and Younghoon decided to tape the students mouths who were noisy but when Younghoon came to you he didn't had tape in his hand and suddenly he cupped you're face with both of his own delicate soft hands and he kissed you infront of the class and the students were shocked and after the kiss he whispered "meet me at my office after school at 4pm don't be late and don't try to escape from me I can find you easily..."