Someone’s making threatening phone calls to Jim.
Jim’s family is having a difficult time readjusting to normal life now that his father is out of prison. Football practice is the only time when Jim can forget his troubles. But even that turns sour when someone starts making anonymous phone calls suggesting Jim isn’t welcome on the team. Jim is determined to find out who the caller is, but the puzzle seems insoluble. His schoolwork and playing being to go rapidly downhill until he finally comes up with a culprit…the last person he would have suspected!