Name: Baek Jimin | Age: 22 years old
 Character Description
Jimin is an orphan who inherited her parents' riches and wealth that could last her a whole lifetime. She should be happy just by having everything she wanted but she wasn't. Before her parents died, they left a will where they stated that they wanted Jimin to marry the one male she was in love with. It should've made her happy but she wasn't because he was in love with another girl, Jimin's older sister. 

 "I'm sorry for ever falling in love with you."
 "I'll try to erase my feelings for you.."

 Name: Baek Jinah | Age: 23 years old
Character Description
Jinah is Jimin's only older sister who too inherited their parents' wealth and riches but unlike Jimin, she too inherited their hospital where she became the director and not just the ordinary neurologist and unlike Jimin, she was happy and content with everything she had until her world came crashing down when she heard her parents' will to make Jimin and her boyfriend of 2 years wed but she didn't blame them. 

"Little sister, you don't have to apologize.. I know you don't have a choice in this.."
 "It's okay, my love. Just as long as you continue to love me like this, I don't mind. I'm willing to become a mistress instead."

 Name: Lu Han
 Age: 23 years old
 Character Description
 Luhan is Jinah's boyfriend of 2 years and Jimin's forced husband. He is very much in love with Jinah and even though he was wedded to Jimin, he would only pay special attention to Jinah. He feels sorry for abandoning Jimin like that but she had to understand that his heart and soul would only ever belong to Jinah.

 "I love Jinah.. I'm sorry, Jimin."
 "Stop it! JUST.. JUST ERASE THOSE FEELINGS!"