The classroom was filled with students, all eagerly waiting for their esteemed professor to arrive. Sunjoon, known for his strict demeanor but also respected for his immense knowledge in construction management and engineering, He always scolded you a lot for your bad grades, but today he had enough because you dont pay any attention in his class, and just playing with your phone all the time.

He suddenly took your phone and says "see me after class, if you want your phone back."