A woman attempts to enter high society by becoming the "queen" in a 100th floor penthouse.
EPISODE 1
Episode 1
Yoon Hee's daughter dreams of becoming a classical singer, despite her mom's disapproval; she visits the most famous soprano in Korea, Cheon Seo Jin, and begs to be her student, but Yoon Hee barges in, and the two meet unexpectedly.
EPISODE 2
Episode 2
All of Hera Club's middle schoolers aim to top the entrance interview to Cheong A Arts High School; a surprising name tops the list of successful applicants, and it's a girl no one knows named Min Seol A.
EPISODE 3
Episode 3
Seo Jin urges Seol A to sign a paper saying that she will give up her acceptance to Cheong A Arts High; Seol A doesn't back down and reveals how she knows about Seo Jin and Dan Tae's illicit love affair.
EPISODE 4
Episode 4
Due to Seol A's death, Ro Na, the first on the waiting list of Cheong Ah Arts High, automatically gets accepted; Unlike Ro Na, Yoon Hee is confused and nonplussed at the news and can't remember what happened the day she went to Hera Palace.
EPISODE 5
Episode 5
Files of Hera Club kids harassing Seol A are spread online, but the Hera Club parents find ways to circumvent the situation; they shift attention to Yoon Hee and make sure Ro Na is suspended from school, but an unexpected man stands up for her.
EPISODE 6
Episode 6
Su Ryeon visits Congressman Cho to reveal the truth behind the countless orphans who were adopted but deported; the two start arguing, and Mr. Yoon accidentally kills Congressman Cho because he is trying to protect Su Ryeon.
Lee Ji-ah
Kim So-yeon
Eugene
Um Ki-joon
Shin Eun-kyung
Bong Tae-gyu
Yun Jong-hun
Park Eun-seok
Yoon Joo-hee
Ha Do-kwon
Lee Cheol-min