"R" for revenge Book

Was that a cheer ...  or a scream? The Sweet Valley High cheerleaders have been kidnapped! Co-captains Jessica Wakefield and Heather Mallone thought they'd found the perfect faculty advisor for their cheer squad in Nancy Swanson. They're sure the mousy assistant librarian won't cramp their style at all. But neither Jessica nor Heather knows about the dark secret in Nanacy's past. Or how dangerous she really is.  Until Sweet Valley High's cheerleaders start disappearing...  one by one. Join Jessica and the Sweet Valley High cheerleaders for the most shocking, terrifying, and twisted Super Thriller yet!