• 'Normal Girl',Gong Yoonseo

• 16 Years Old

• Has Fanancial Problems

• Likes Singing And Dancing

• Hates Arrongant And Mister-Know-It-All People

• Has Tons Of Friends And Admirers

• 'Mister Arrogant',Choi MinHo

• 17 Years Old

• Rich And Has Only One Friend,Taemin,Even Though He's Really Popular

• He Thinks He's Kind Of 'The Best' And Had Never Fallen In Love

• Almost Never Have Feelings For Girls And Rejects Them All

• 'Mature And Wise',Lee SunHee

• 17 Years Old

• Your Best Friend For 6 Years

• Always Knows What To Say And Gives Good Advice

• Cares For You And Is Willing To Kill To Protect Her Dongsaeng(You)

• She's Really Smart And Good Student

• 'Cute And Little',Lee Taemin

• 16 Years Old

• MinHoo's Only And Best Friend

• Caring And Goodhearted

• Used In MinHoo's Attitude And Behaviour So Doesn't Get 'Hurt' Anymore.

• Finds You Cute But Is In Love With Somebody Else

• 'Caring But Fool',Kim Kibum(Key)

• MinHoo's Older Brother

• 19 Years Old

• Tries To Make MinHoo A Better Person

• Likes You And Wants You To Be MinHoo's Girlfriend

• He Has Tons Of Admirers AND Friends,In Contrast With MinHoo

• 'Little And Vulnerable',Gong Sinji

• Your Little Sister

• 8 Years Old

• Loves Ballet And Wants To Be A Famous Ballerina When She Grows Up

• She Loves SunHee

• Loves You And Tries To Help You,Even Though She's So Young

More Characters Will Appear As The Story Goes On...