Kim Mi Jin - 16 years old. Mother died when she was 5 years old and then moved to Korea. Loves to sing and dance and draw.
Jeon Jungkook - 18 years old. Most popular guy in school. Every girl likes him, loves to sing and dance.
Park Sunja - 16 years old. The most popular girl in school and the bully. Has the biggest crush on Jungkook and will do anything to make him hers.
Choi Shinyoo - 17 years old and MI Jin's best friend. Loves food and to sleep. Probably the laziest person alive. Hates Sunja so much and just wants to pull her hair out.