Warning

WARNING: This is PURE MTL. So beware.

Ten years after her debut, she won the grand prize for three consecutive years.
Baek Nokha is a female solo idol with perfect visuals, skills, personality, and everything.
Fandom for fandom, popularity for popularity.
The moment when she reached the pinnacle of popularity and recognition without missing a beat.
"...What is this uncontrolled vocal cord?"

I went back 10 years ago!
Not with my own body, but with someone else's body!

[Congratulations, you've become 'Yun Cheong'].
[From now on, you have to save the doomed girl group, 'Steel Blue'!]