mafia's precious treasure bts and Blackpink ff

Someone tries to kidnap YN, thinking she's just a normal girl.
The entire underworld bleeds that night.
Everyone learns

"touches the Kim siblings- and you die"
"touch their sister- and you vanished"

yn learn the truth :-

Eventually, she discovers their mafia empire - and instead of fearing them, she hugs them and says softly,

"You're my family. I don't care what the world calls you."

NO MORE SPOILERS