*Main Charcters:

Kwon Yuri

-Simple and Nice

-Smart and hardworking student

-She hates annoying people

-Her best friend is jessica

Jung Jessica

-Cute and Smart

-Easy to forget some things or events

-She hates people who are so mean

-Best friend of yuri

Jung Yunho

-Famous guy on their campus

-Rich, Smart and a snobbish guy but sometimes, he's kind

-Among the boys, he's the only one who's not friendly

-Best friend of Minho, Jonghyun and Onew

Choi Minho

-A Rich, Simple, Kind, Friendly and Smart Guy

-One of the famous guy on their campus

-Best friend of Yunho, Jonghyun and Onew

Kim Jonghyun

-Rich, Funny, Friendly and Smart guy

-One of the famous guy on thier campus

-Best friend of Yunho, Minho and Onew

Lee Jin Ki / Onew

-Rich, Humble, Friendly and Smart

-One of the famous guy on their campus

-Best friend of Yunho, Jonghyun and Minho

        *Other Characters:

Hwang Tiffany

=Rich, Simple, Kind and Smart

=She likes Yunho

=Friend of Taeyeon and Yoona

Kim Taeyeon

=Sister of Jonghyun

=She likes Onew

=Rich, Cute, Frank sometimes, Friendly and also Smart

=Friend of Tiffany and Yoona

Im Yoona

=Rich, Nice, Friendly, Smart and Bad Enemy

=She likes Jonghyun

=Friend of Tiffany and Taeyeon

      *Cameos

Ms. Seohyun

--> Owner of Keroro Store were Yuri and Jessica works.

--> Kind

Ms. HyoYeon

---> Teacher in Dancing Lesson

Ms. Sunny

--->Music Teacher

Ms. Sooyoung

--> Teacher in Cooking Lesson

Mr. Key

---> P.E Teacher

Mr. Max Changmin

--> Swimming Teacher

Mr. Choi Siwon

--->School Guard