" 17 years old Seohyun lives together with her father alone, they are happy together but then her world turns upside down  when her father get's remarried to another women with a daughter. Her new stepmother treats her well and they live as a happy family, but then one day her father get's into a car accident and dies..
After her father dies  her stepmother turns into a mean and evil person who only thinks about her real daughter Hyun ah. Seohyun get's treated  like a maid in her own home and has to do everything her stepmom tells her to do..

Suddenly a normal day Seohyun walks together with her friend Tiffany they walk in to sing karaoke.. when Seohyun sings she sings with a angels voice. After her parts end someone opens the door, and a unknown young guy with a scarf on his face tells her to meet up to a audition in Seoul and only gives her a paper and then the guy disappear...

With only a paper and a address on Seohyun get's convinced to go by her friend Tiffany . Seohyun tells her stepmother a lie and goes to the place in Seoul.. 

But what happens when Seohyun's stepsister goes to the same audition and they have to compete against each other.?

 And what happens when Seohyun finds out that the unknown young guy who told her to meet up to the audition turns out to be Koreas most famous Idol Yonghwa"

" How many frogs does Seohyun have to kiss to be the queen of her kingdom?"