Mildred Crosby dies unexpectedly suddenly and Maggie Bolton is accused. An anonymous night rider 'borrows' frequently a horse and leaves it in an uneasy state. Two Japanese vases are stolen, and Greengrass obtains hot horse racing tips from a road bum.

Jackie's friend Sue is wounded by a hit-and-run car driver but Dr. Peters claims it's not as bad and serious as it looks. Greengrass finds some old bicycles he wants to rent to participants in a local race.

As Edith Benton has to leave for a family visit Greengrass and David get the job to lead her poodle through the Ashfordly Championship Dog Show. A couple of valuable candlesticks are stolen from the church and The Reverend's daughter is in love with a young man that her mother is hostile to.