Na, Bo-bae: Starring Ha, Hee-ra

Designer and assistant working at "Koh Heung-ja's Boutique." She has a sunny disposition and easygoing attitude but when she sees any injustice around her, she will not have any of it and lose her temper. She is always upbeat and has an outgoing personality. Her grit is the kind that will push her forward no matter the circumstances. She is warmhearted and very compassionate so she will often help others. At times, she can be careless in what she is doing but when she is passionate about a task, she will execute it perfectly with intense focus.

Han, Ah-reum: Starring Kang, Min-kyung

Bo-bae’s second daughter who works as an assistant at a boutique. She is outgoing, hardworking, and very personable. She was planning to marry Young-gwang but when she discovers that her new stepfather is Young-gwang’s father her plans go awry. During her emotional turmoil, Kang-ho, the scion of the Dream Group family fortune, enters her life.

Han, Ah-jung: Starring Jo, An

She is Bo-bae’s eldest daughter who works as a radio host on an adult contemporary radio station. She is logical, smart, and very responsible. She wants to be perfect in everything that she does but this also makes her obsess about perfection. She tries her best to be good as a mom, wife, radio host, daughter-in-law, and daughter, but one day, she receives bad news from her doctor.

Choi, Gyu-chan: Starring Jung, Chan

Full of compassion, he has a warm heart but also lacks decisiveness. After divorcing his wife, he becomes a fan of a singer called Madonna at a jazz bar that he happened to check out on a whim. On the day of his mother’s 80th birthday celebration, he is surprised to see Madonna singing as a Korean country-style singer, Na, Bo-bae, at the party. When he realizes that Madonna and Bo-bae are the same person, he asks her out and they start dating.

Choi, Young-gwang: Starring Kang, Tae-oh

He dreams of launching his own fashion brand and so he works a well-known boutique to eventually become a handbag designer. He has dated Ah-reum since college and they planned to get married, but when his father married Ah-reum’s mother, the two became siblings and their relationship became hopeless. Despite this, he is compelled to make a hard decision for his love for Ah-reum.

Baek, Kang-ho: Starring Kwak, Hee-sung

He is the eldest son of the chairman of the Dream Group who is always on edge and smiles in a calculating way. The reason why he strictly conforms to society is actually because he is an adopted child, and due to this, he struggles everyday with anxiety over losing his foster family, status, and comfortable life. But after getting entangled with Ah-reum by accident, he slowly lets down his guard and mellows.