Family Fires: Demi Saved Me...Twice?

Sierra Trescott is 7 years old and has never had an easy life. She started off life with an abusive father and an alcoholic mother that was too drunk to care. Left to her own devices Sierra had to learn how to take care of herself while her parents were up to no good. Then when Sierra was 4, she and her family were caught in a house fire and all of the Trescott family died including Sierra's big sister Callie. After she had recovered in Hospital Sierra was placed in Diamond Lake Orphanage, along with 20 other girls looking for loving homes. What happens when she meets the wonderful Demi Lovato? And did big sister Callie actually die?