You're on your last sem. as a college senior, you're then informed by your friend that you'll be having a new prof that is handsome af, the bell then rings and your new professor entered the classroom, to your surprise, it was your long term ex fu-bu, Dae, he looks at your direction and was also clearly surprised a bit but remains professional and clears his throat before speaking*

"Good morning class, i will be your new Math prof., Prof. Dae Newman, you can call me Prof. or Sir Dae for short"