When Unity, Connecticut's Independence Day cannon firing ends in disaster, historian Christian Shaw finds herself in the middle of a murder case-and a land-use dispute involving a possible Revolutionary War battlefield. Worse, her new client is hanging around the Historical Society looking for ideas...

When Unity, Connecticut's Independence Day cannon firing ends in disaster, historian Christian Shaw finds herself in the middle of a murder case-and a land-use dispute involving a possible Revolutionary War battlefield. Worse, her new client is hanging around the Historical Society looking for ideas for a Regency romance reality show. And then she gets involved with 90-something Amy Taylor's bat mitzvah. Now, Christian, her new man, Assistant State's Attorney Joe Poli, son Henry, who has a photographic memory and Type-1 Diabetes, and the colorful cast track the killer through artifacts, land records-and the annual zucchini glut-culminating in a wild and dangerous scene on Amy's big day.