4 best friends are having a sleepver party and one of the girl looses her phone, a brand new expensive phone she got a few days ago. And she suspects one of her innocent friend, and their friendship goes all wrong
And she thinks that one of her friends stole it.
The crime scene is the girl's bedroom
The motive is : The girl who stole it stole the cool new phone because the owner of the cool phone kept bragging about it for a long long time, and got jealous because their family isn't as rich as the phone's owner.