Forget Me Not

It's graduation weekend and Sandy Channing, the popular class president of her high school, should be enjoying the time of her life. But when her friends start disappearing, Sandy discovers they have unwittingly awakened the vengeful spirit of a girl they wronged long ago. As each victim dies, all trace of their existence is mysteriously erased. They are forgotten by everyone except Sandy, who must unlock a dark secret from her own past before it's too late.