Serenity's Grace

Imagine having only one little sister and alot of brothers. That was Serenity Hawkins' life. She has 5 brothers and her younger sister,Grace. Serenity and Grace were very close,they did everything together and they shared secrets with each other.Grace is a little bit of a rebel and when their parents go away a party starts at their house. The next day Grace is gone. The kids search every where but they can't find the 12 year old anywhere. What will it take for Serenity to find her Grace.