Chaeyoung moves from Australia to Korea to study, she isn't even fluent in Korean, has trouble adjusting to the different cultures, but ends up rooming with her girl crush she never knew she needed in her life. Jennie is the textbook introvert, quiet, reserved, has a small social circle and is adverse to attention. However, she ends up rooming with a social butterfly she absolutely detests initially and vows to ignore her for the entire duration of boarding life. What will bec