↳ Sungwon was born in family who doing in construction business. At first, he live in Hokkaido, Japan because his famiy still work there. He live there until he was 3, his family move back to Chuncheon, South Korea where his father start working as branch manager of big construction company. He don't had any hard time to adapt with live in big house with large space for play and run around, He love it a lot. And that make him become good runner for his school. His father is well-known civil engineer in north part of South Korea and after 15 years that he work in big company, he start his own business. But he pass away after his construction business start about 7 years that make him feel really sad because he is Sungwon's idol who always teach him how to become good person. Good luck that Sungwon's older brother, Choi Leenam, already graduate civil engineering from Seoul university. Leenam response in building part and his mother response in business part. After that his older sister, Choi Jieun, graduate in major that also help the family. All of that make Sungwon got a lot of freedom to do whatever he want, one thing that he want is become a singer. When he went to Seoul, he come to stay with his uncle family who has a son that Sungwon really close with. 

Positive Traits: Protective, Kind, Good planner, Careful, Funny, Mature, Competitive
Negative Traits: Deep Angry, Jealously, Straight forward, Competitive, Planner

↳ Camera on / Around fans - This side of him will totally shining and charima one. Because he will show his funny and playful side and it also spread his charm when his smile and singing. When he on variety, he is someone who always tried really hard to make another people or guest laugh or having fun with him. Even he is in joking mode, he still be gentleman to girls/women. But he will really be the opposite side when he is in racing show or game (eg. Let's go dream team or Running man). You don't want to race with him cause he will deep inside his competitive soul. Toward fans, He will be mood maker, playful, talkative, totally friendly trivia and alert one. That may make him looklike playboy cause his pheromone mostly work toward girls and women. Especially to older womem. But he didn't like that (a playboy) cause he just love to take care another people. That will make someone think it is his acting to make his look toward the good way. He don't much care what another talk, he only know that people who love him will know the truth that its come from his arteries and veins.

↳ Family, Friends and members - He will look mature and gentle when he stay with his friend because he want to take care another same with his family members do with him. He will be great oppa/hyung for his younger and for girls he will more and more gentle and smart. With s, He still be mature one who everyone in group can asks for advises. But when he is in problem, he always act like he is in peace cause he didnt' want them worries about him. His collage friends called him smart playboy for many reason. One is he is smart in term of his sense or clever, his academic didn't in top (he is 7/10) but he can apply it to many and variety ways and adapted into his life.

↳ His negative side - His family and s know that don't make him angry cause he is deep angry (even he is hard to angry). And when he angry another people can't do anything. The reason that make another think that cause he will do what ever he can to make that person (who make he angry) become like him. Even he do it, he has his limitation. The other thing is he will be very un-social when he was tried in level that call out off energy. But when he is full with energy plus really happy mode, the master prankster boy will come out.

↳ Another part - From all of his totally side that will make him like difference side with his cousin, Super Junior's Siwon. That make he need to break through it. He don't need people he is playful version of Siwon. He want to be himself toward them. He know that his straight-forward trial isn't make another like him but he consider it as tarket to walk pass. He make it become a joking. Yes, he use difference word with half serious half playful tone of voice to make it more funny than serious. It will make people more comfortable with him. Playful and Out going personality always in the same catelog but don't in his case. Why not? Its because he love to used his free time with his interests. He can go out with his friends or for work but if he can choose he won't do it.

MEETING. They met each other when Sungwon has an opportunity to become a model for some brands and the photoshoot of that goods had A-Pink as main model. Sungwon is one of model who need to do couple shooting with A-Pink member. He paired with Eunji. During that time, they talk to each other in every freetime that make they know that they shared a lot of interest. They switch their phone number and mail after that and start contact to each other.

INTERACTIONS. They teach each other more than normal friend. They may seem like a couple cause they always thinks and care to the other but they still didn't.

PERSONALITY. As her look toward fans, Eunji is playful, brave, boyish, strong, hard-working and talentful. She never make fans or staffs disappoint for her performance either in music programms, shows, or dramas. All of that things, it make her can crash and impress fans heart. She never give-up to her dream or works, even it really hard one.