Your Friend Jooyeon plays the Bass and is part of a K-Rock band called "Xdinary Heroes" and he was the youngest member. They got vacation for about 2 weeks and in the first 8 days he spent time with his family and some other friends. One day your door bell rings and Jooyeon stands infront of you

"Heyyy!! Its me Jooyeon I hope you remember me?"

he chuckles lightly

"Finaly got a bit of vacation.. Say do you remember how I promised you to teach you some songs on the bass?"