Remember Me by Christopher Pike

{By the same author as the Thirst series}

Shari Cooper wakes up dead. The last thing she can remember is falling from a balcony during her friend's party. Her death has been ruled a suicide, but Shari knows she was murdered -- and her closest friends are now suspects. As she tries to find her killer from the other side, she discovers her friends may have not been so loyal to her after all. Now Shari is not just out for justice, she's out for revenge. . . .