Main:

Lee Donghae is the only son at the Lee company.He love Yuri very much,and now he's her boyfriend.He's very popular for his look and talent.He was Jessica ex,but have no feeling toward her anymore.He's Taecyeon best bud,but doesn't know about his feeling for Yuri.He's very good at sport,and is the leader of a football team.

Kwon Yuri mother pass away when she was 7.She have alot of memories with her mom.She is Donghae girlfriend.She is also good friend with Taecyeon.She love Donghae as much as he love her.But she's not good at being cheesy and romantic.She have no exs due to her shyness and past.Yuri doesn't  know about Taecyeon feeling toward her so she often try to help Taecyeon find a girlfriend but end up hurting him.She's also very good at sport and is very flexible.She's the captain of the cheerleading squad.

Ok Taecyeon is known as a beast,but inside he is very sweet and soft.He have a BIG crush on Yuri but didn't tell anyone.Taecyeon is very protective once it come to Yuri.He hate it when he see Yuri cry.He's the only child in the Ok company.He is very stubborn.He will do anything to achieve the thing he want.But since he's Donghae best friend,he decide not to take Yuri away from Donghae.He will do anything for her to be happy.

Jung Jessica is the oldest child in her family.She have one sister name Krystal.She is Dongahe ex,but still have feeling toward him.She look at Yuri as a rival because she have everything she want.She think Yuri took Donghae away from her.She's a 2 faces,on the outside she is sweet but on the inside,she's like a devil.She's a members of Yuri cheerleading squad.Everybody pity her cause of the way she describe herself.She make Yuri look evil evrytime she did soemthing wrong.

Minor:

Im Yoona is Yuri stepsister.She is very nice to Yuri even though her mom said not to.She fell inlove with Taecyeon at first sight.She know Jessica isn't sweet and nice as she look,cause she hang out with Yuri most of the time.She care for Yuri.She's the captain of the basketball squad.She love sport.She's younger than Yuri by 1 year.She have a bad way at showing her love,so she alway hit and say mean things to the person she like.She is very straight forward.That's why peoples find her scary.She LOVE food.

Jung Krystal is Jessica younger sister.She's dating a guy name Minho.She alway have Jessica back and alway trust Jessica.She never take a  second to consider if Jessica is lying or not.She hate Yuri and Yoona cause of how Jessica describe them.She's also very popular in school. 

Choi Minho is Krystal boyfriend.He doesn't have a good thought of Yuri due to the Jung sister.He hate being lied to.He is very hard-headed.He is popular for his looks,charm,and rapping skill.He judge peoples by his first impression of them.He never give anybody a second chance.

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