GaYoung worked in a hospital when she wasn't in school. She went to Seoul National University. At the hospital she was a nurse part-time at Seoul National University Hospital, known by everyone for her excellent skills in taking care of wounds. Well, she did this for a living for almost 3 years. 

Seungyoon did a good job protecting her, so far no one knew who she was. That was long lived. "Nurse Kang". The head ER doctor yelled out to her. GaYoung rushed to his side and saw the body. She gasped. 'A gang member?'. "Nurse Kang IV please". She rushed but steadily put the IV in his arm. He began calming down, then he became still, he had stab wounds to the back and gashes on his chest. 'Most likely done from a blade and razor'. She thought. She remembered her boyfriend had the same injuries. She begin treating him accordingly.  The doctor smiled at her and watched from behind her. He lefted her. While she did her job, she looked at him and notice how attractive he was. He had a brownish, redish color. She guessed copper. 

He had a round face a little skinny but chubby. She shook her head, she had Seunghoon. She was super loyal, loyal to her brother, friends and boyfriend. After she healed him, she wheeled him to a room. She was obligated to call the police, since this was gang related. That's why her brother wanted her to treat them instead of bringing them to the hospital. If it wasn't serious. But she didn't, she didn't call the