Best Medicine

When the Port Wenn pharmacy is robbed, including Louisa's critical time-sensitive medicine, Martin deduces that the culprit desperately needs his help; Greg and George clash with a rival food truck owner; Sarah tries to bond with Eden.

While Martin continues to struggle with his blood phobia, a mermaid washes ashore in Port Wenn to the amazement of everyone in town; a well-meaning townsperson creates havoc while on prescribed oxygen.

Martin must toggle between the potential revelation of his blood phobia, a startling baby delivery and the arrival of his amorous ex; Louisa receives some thought-provoking medical results; Al and Elaine must navigate their uncertain future.

Martin is skeptical when Port Wenn welcomes a friendly delegation from their sister city in Norway; Louisa visits a specialist who just happens to be Martin's ex; Greg believes that he is pooping little men; Mark exhibits troubling symptoms.

Port Wenn goes on lockdown when a patient with fleas sparks fears of a plague outbreak; Martin must deal with the town gossip when it revolves around him and Louisa; Aunt Sarah feels betrayed by Greg and George; Louisa has an epiphany.

Martin invites Louisa to watch the annual bird migration over Port Wenn;an elderly woman has hallucinations that lead to dire consequences; Martin must perform an emergency procedure on his young friend.

When Martin's parents make a surprise visit, Martin suspects that his father is experiencing a serious health condition; Louisa is made acting principal; Martin and Robert must operate together on Mark.

Port Wenn goes into high alert when a corpse is found in the town's bog and Martin's autopsy reveals that he was murdered; Martin's solo investigation trek leads him to a startling discovery about himself.

When Port Wenn puts on their annual ``Blood Factory,`` celebrating the gory horror novel set there, Martin must contain his secret debilitating blood phobia when Louisa gets seriously ill and needs his help.

On the eve of Port Wenn's annual blueberry festival, Martin treats a local man who has apparently become blue from eating too many blueberries; Martin is disturbed by Aunt Sarah's lack of attention to her health.

While conducting a wellness check on the agoraphobic recluse who controls the town power grid, Martin's brusque bedside manner ultimately causes a massive town black out.