park yn is cold dangerous girl.one glare is enough to kill 100 person .world's no:1 youngest multibillionre.also successful bussiness women trust me if i tell you don't beleive me she is the great mafia queen of the world. how about mafia queen and king of south korea and mafia queen of world became step sbilings ? how they get along ? how she gonna trust them ? beleive me guys !! this story is interesting....if you want to answer your questions plzz check out this story.