: KIM TAEYEON :

- 19 years old -
- single -
-  blackbelter in mixed martial arts -
- she's living with her dongsaeng choi sooyoung , in a two-storey apartment -
- taeyeon's family adopted sooyoung when she's 3 years old -
- taeyeon's family is the well known family all-over the world , but their parents already died in a plane crash 6 years ago -
- taeyeon inherit all the money,lands,company,hotels,malls,airports,restaurants,charity and many more that their parents have built -
- they don't used it at all , because they want to live like a normal people in korea -
- people didn't know about them , their parents protected them to bad situation. they've been hiding there real identity for 5 years already -
 

: CHOI SOOYOUNG :

- 18 years old -
- single -
- blackbelter in taekwondo/karate -
- sooyoung know that she was adopted by taeyeon's family, but the only thing she know is that's her TRUE family -
- taeyeon is very protective towards sooyoung -
- sooyoung really love taeyeon more than anything in her life , they might be hiding there true identity but both of them love each other more than the things they have in this world -
-  there both working as a simple worker on a small restaurant in seoul and everynight they work in a club -