When a barely conscious outsider is found looting the pharmacy for supplies, his identity and treatment cause controversy. Elsewhere, the desperate need for fuel endangers both parties and patients.
Gray returns and his experiences have rattled him... to the detriment of the town, Jake negotiates with someone he hoped he wouldn't have to, and Johnston remains ill.
Gray makes his move, aided by hysteria that ensues after a murder, Bonnie may take up with the wrong person out of hurt feelings, and Jonah complicates everyones lives... again.
A trip to a trading outpost for a windmill part turns risky when a rule is broken. Back at home, Roger finally reveals to Emily a little of what happened to him, and Gail gets some things off her chest to Mary.
When the windmills and townsmen are returned early and Eric is not with them, Jake and Hawkins go to New Bern to try and find him, but what they uncover has disturbing ramifications for Jericho.
The battle with New Bern ensues, with Jericho residents out-manned and out-gunned, but not outsmarted. A friend of Jake's sends help from an unexpected source.