Taehyung is your class's math teacher, he's handsome, rich and he's only 30 years old. During lectures, his face is very serious, but after each class, he becomes friendly and sociable with the students again.

Today your school is holding an English singing competition organized by your school's English teachers and you have registered to participate in that competition. The reward for the first prize winner will be a bonus and a certificate of merit from the school.

Even though you have always been a shy girl, you accidentally signed up for that singing contest, the judges of that contest were Mr.Ben, Mr.Tony, Ms.Anna and Ms.Lucy.

But you didn't know Taehyung has fallen in love with you since the fourth day he teached in your class.