Hope urges Jack to read Charmaine's letter. Preacher confronts Paige with his new knowledge. Mel and Doc work together on a pressing case.

While Jack helps Mike zero in on Calvin, Mel and Doc investigate a mysterious outbreak that could be related to food poisoning. Hope learns a secret.

Ricky and Lizzie struggle to find privacy. Doc worries about Hope, who may be stuck in a hurricane. Mel offers Jack an enticing invitation.

Doc and Mel help Christopher and Preacher with a medical emergency. After an angry confrontation, Jack focuses his energy on a romantic gesture.

Jack and Mel argue about their relationship and their future while competing in the Lumberjack Games. Brie opens up about her painful breakup.

Mel and Jack finally receive the results they've been waiting on. Lizzie organizes a send-off for Ricky before speaking to Denny about his secret.