Only 'Suga' When I'm Onstage

Min Yoongi is known as Suga, one of the most popular underground rappers in Korea, and no one messes with him when he's on stage.
Kim Seokjin is a doctor.
The two meet, and while Yoongi melts at just his voice, the Suga side of him knows he's in trouble.

[This fic is also on Asianfanfics.com]