Sophia could be the best 17-year-old girl. She is a promising pianist, remains out of trouble, also studies hard. The only problem is she's always been quiet and keeps to herself, that, when she strikes up a friendship with Grace, the new girl in school, her parents are happy because of her. Unfortunately it's not a long time before Grace starts showing signs of being possessive. Then, when seduce her boyfriend and she attempts to destroy the family of Sophia, whether she is befriended the girl that is wrong, Sophia can't help but wonder. Now, Sophia must uncover Grace ago and learn the truth about her friend before it's too late.