Simple things at first, silly things; bad practical jokes or less. Only these silly things escalate into full blown danger with disturbing discoveries around every corner. A small family in Texas is being stalked and they call on Spencer Hardesty to find the culprit and put a stop to the nightmare. Spencer is more than equal to the task in his fifteenth adventure with Trey Banner, Dr. Philip Nguyen and a smart local police officer as his backup. Then blood comes into play and Spencer knows that blood equals trouble; the kind of trouble he had hoped to avoid. There's no other option - Spencer must find the truth before the knots in The Tangled Yarn become fatally unbreakable...