Beautiful Demons(The Shadow Demons Saga 1) by Sarra Cannon

An alternate cover edition can be found here.Harper Madison isnt like other girls. She has extraordinary powers, but her inability to control them has gotten her kicked from so many foster homes shes lost count. Shadowford Home is her last chance, and she hopes Peachville High will be the fresh start she needs. But when evidence ties her to the gruesome murder of a Demon