A band of marauding bikers crashes the annual Banshee Spirit Festival, with deadly consequences, sparking Lucas and Siobhan to meter out vigilante justice. Burned after losing his key witness against Proctor, Lucas is further dismayed when an FBI agent arrives to monitor the situation. Rebecca Bowman, torn between passion and her Amish roots, finds a kindred spirit in the sheriff.
Before a Hasidic Grand Rebbe passes away, he chooses his youngest son to succeed him. But when the new appointee dies suddenly, Danny investigates the oldest son and others within the Hasidic community. Meanwhile, Henry reveals a family secret to Frank.
Peter and Nance practice hosting friends at the soft opening of their bed and breakfast; a magazine features a local furniture maker in their Man Issue; steampunks attend a convention; Fred takes a love interest on a bold third date.