Under pressure, Mel and Jack respond to a medical emergency on a remote illegal pot farm. Charmaine and Hope exchange words.

Mel gets a surprise visitor just in time for the town's big dance party. Jack continues to suffer flashbacks from his time in the military.

Jack's war memories haunt him when he reunites with his Marine friends. Mel struggles to handle conflict with her sister-in-law.

Mel grapples with how to honor Mark ahead of the anniversary of his death. Jack's stress leads him to bad decisions. Hope apologizes with pie.

Mel searches desperately for Jack, who has stumbled upon disturbing news. Jamie makes Preacher an enticing job offer. Hope questions Doc's loyalty.

Mel tracks down Brady to find out more about Spencer. Hope answers Doc's question. Preacher makes a life-changing decision.

Mel attempts to avoid celebrating her birthday while remembering the past. Doc confirms his troubling diagnosis and begins looking for his replacement.

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

Mel is taken aback by Doc's news after they interview a new doctor. To Jack's chagrin, Todd makes a bold request. Lily makes a difficult revelation.

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

The town says goodbye to a dear friend. Brie suffers a loss of her own. Mel and Jack discuss what should happen with their relationship.

Jack makes a momentous decision as Mel grapples with how to share surprising news. Doc is plagued with concern. Preacher meets with Paige's friend.

Mel seeks medical care, with a nervous Jack by her side. Hope's confusion puts Doc in a tough position. A new doctor joins the practice.

Jack and Brie's father causes friction when he comes into town. An incident at work affects Mel. Doc gets to know his unexpected visitor.

After Hope and friends sew the costumes, Lizzie and Ricky rehearse for the Renaissance Fair. Brie and Mike team up to investigate who paid Brady's bond.

The Renaissance Fair kicks off. Mel worries about Jack after a familiar face triggers painful memories. Denny watches Lizzie and Ricky perform.

As danger closes in, Jack, Hope and other residents take action. A discovery puts Mel on edge. Brie sees a friendly face after a tense day in court.

Mel and Jack race to bring Ava and Chloe to safety. As the crisis intensifies, Brady defies Preacher, while Hope proposes a plan to save Virgin River.