Eversince Kim Hyoyeon's parents seperated, she was no longer the bubbly, happy-go lucky girl anymore. She became quiet,mysterious, and lonely.She despises her father for what happened. She thinks that all guys in the world is the same with her father. She's scared to fall inlove because she may end up like her mother someday. As she move to a new school and meet new people, will she be able to change and adjust to her new environment? Or will loneliness and anger fill her?