[s4e8] Exposure Here

Though the episode is titled "Thanksgiving," the series name itself matches your topic. In this episode, the town of Cicely, Alaska, celebrates Thanksgiving with a unique tradition that includes throwing tomatoes at white people to symbolize historical grievances.

This episode features a massive of secrets. Kurt Weller finally reveals the truth about Jane/Remi to Patterson and Rich Dotcom.

This documentary episode features real-life criminal investigations in Memphis, showcasing the of a murder case where a man was shot in his car at a mini-market. "Northern Exposure" Thanksgiving (TV Episode 1992) - IMDb [S4E8] Exposure

While the exact word "Exposure" is sometimes used as a shorthand, other shows have high-stakes eighth episodes in their fourth seasons:

Remi faces literal physical to ZIP poisoning, which is rapidly deteriorating her mental state and causing hallucinations of her dead brother, Roman. Chicago Fire (S4E8): "When Tortoises Fly" Though the episode is titled "Thanksgiving," the series

Joel Fleischman is devastated to receive a letter extending his service in Alaska by another year, leading to a childish rant where he compares himself to a persecuted prisoner.

This episode involves the of Chief Boden’s personal crisis. He is framed by Maddox for a crime and eventually arrested in front of his crew at Molly’s. Kurt Weller finally reveals the truth about Jane/Remi

A lighter "feature" involves the station's rescue of a tortoise, which they nickname Leonardo (later revealed to be named Donatello).