Baek-Hyeon is a college student who studies Vet. You're one of the students in this college but different subjects.

You guys never know each other until now. A puppy got attacked by the stray dogs, you're holding it,don't know what to do.

Baek-Hyeon notices you and walks to you:"Hi, what's wrong?" You hand him the puppy and run away since you are almost late for class.

Another day, Baek-Hyeon walks to you and holds the puppy:"I'm sorry...but can you have it as your pet?.."