Jung ye ri (OC): ji chang wok’s fiancé. She is an optimistic girl. She has no fear on anyone. She stand up for everyone one whom is a victim. Due to what happened in past she has changed to quite not interfering always staying away from problem. Due to that ji chang wook friends and his girlfriend don’t like her. She is a counselor, psychiatrist and police department comes for her help. She is also intelligent and have martial arts skills.

Ji chang wook: he is a famous actor and a model in Korea and china, but mainly he acts in Korea. He got engaged to Jung ye RI, because his parents force him to and for that he hates Jung ye RI. Ji chang wook loves im yoona (SNSD member) and they both are dating. Nobody knows ji chang wook is engaged except his family, Kpop stars and Aaron. Ji chang wook has bubbly personality and he always tease his girlfriend. After an incident happened, he knew ye RI was hiding something from him and he will find out about this.

Im yoona: im yoona is famous actress, model and singer in SM industry. She is ji chang wok’s girlfriend. She is in SNSD band. She dislikes ye RI for being chang wok’s fiancé. She want ye RI to leave chang wook as soon as possible. Yoona loves singing and dancing. She goes to date with ji chang wook. Her SNSD sister’s hate ye RI and they tease about her a lot.

Aaron yang: Aaron is a famous Chinese actor, model and a band member (fenherit). He met ye ri in US. There they became close friends, but Aaron fell for ye ri and he know she don’t love him. He knows about her past and he protects her from it. He hates when he knows, chang wook is the reason ye ri is crying. He misses her old personality, and he knows she’s suffering from inside.