A former thug turned doctor, Knock arrives in a small village to make a fortune by convincing the residents they're not as healthy as they think. He diagnoses imaginary ailments and profits from his lucrative profession, winning over the villagers with his charming appearance and gaining their trust. However, his past soon catches up with him, threatening to derail his plans when an old acquaintance appears.

Knock
A mysterious doctor arrives in a small town, capitalizing on the locals' health concerns to build a lucrative business empire.