My name is Kim Ji Joon. I'm studying at Dae Kyung University Practical Music 2nd grade. 

You know, my class is really interesting. Why? I just can't explain it, I'll better tell you all story..

Characters:

Kim Ji Joon (you)

-19 years old

-Studying music

-Clumsy

-Bubbly

-Quite an expert on piano, but can't play other instruments very well

Byun Baek Hyun

-Bright

-Cheerful

-Kind

-2o years old

-Nicname: Bacon

Park Chan Yeol

-His habbit: following the rythm with his hands

-His nicknames are: wealthy teeth, happy virus

-20 years old

-Plays guitar, drums, bass, djembe

-His specialities: rap, acting

And the rest of EXO:)