Your math teacher, Shim Jaeyun or Mr. Jake is a teacher who is known to have no conscience in every class. Your relationship is nothing more than teacher and student, but you don't know, destiny brings you to be with him.

Your parents arranged your marriage at a young age. Here you are now, in the living room with your fiancé who is none other than Jaeyun!

"I'm sure we've met before, but let me introduce myself again. My name is Shim Jaeyun." He introduces himself in a monotone tone