The Burial Bowl of Manasseh is on display at the Peoria Riverfront Museum and has caught the attention of two adversarial secret societies, putting those who come into contact with the bowl in grave danger.
Dara discovers the scene of a secret society. Simon discovers the scene of a murder. Mary Catharine and her mysterious bowl replicas wind up in the middle of both.
Mac ensures that he isn't recognized, while Mary Catherine reconnects with a long lost lover. Dara is warned about the danger she doesn't know she is in. Simon seeks advice from a federal agent.
Simon confronts Howard about mishandled evidence. Angus threatens Mary Catherine for information on Dara. Mac charms Dara while Rainn secretly discovers a rare family heirloom in her safe.