In this second book of the series 'PJ and His Mouse', PJ, a little boy whose best friend is a mouse he saved from the claws of a mean old tomcat, visit PJ's cousin Julie on a farm in the country. Julie and PJ's mouse rescue a wet, frightened mole from an old, deep, dark well. The well the parents always tell them to stay away from. After saving the mole, Julie learns a lesson about kindness a lesson about helping others that brings her happiness and joy.