Explicitly

Crystal, a typical teenage girl is forced to move away, along with her mother, after facing a series of emotional threats at her old school.
Hoping to start again and leave the past behind her, she is faced with this new challenge of getting used to her new surroundings and meeting new people and friends of all sorts. Some of whom are kind, caring, creative and some even mysterious.

After bumping into him on her way to school and him telling her not to stick around him, Crystal becomes intrigued by Lewis' actions and curious as to what lies behind his cold and emotionless attitude.