In the Heat of the Night

After twenty years, a former lover of Gillespie's reappears in Sparta and hints that her daughter is the product of their affair long ago.

An adoption turns into extortion for two of Bubba's close friends.

A schoolteacher with a sordid reputation is stalked by a lunatic.

Several bizarre circumstances add up to the murder of one of Sparta's wealthiest men.

The grudge Virgil Tibbs' Aunt Ruda is holding on him may have serious implications when she witnesses the death of a young black man.

Bubba returns to Los Angeles to testify against an organized crime ring.

Blackmail comes between business partners until tragedy strikes.

The song of an old bluesman takes Officer Sweet back to the past, where his grandfather died a mysterious death.

A deputy in a neighboring police department is illegally involved with a huge marijuana operation.

District Attorney Darnelle is the target of revenge.

A robbery leads Jamison to the unfortunate household of a former high school sweetheart and her infant son.

Drug abuse ravages the poor section of Sparta.

An extra-marital affair leads to fatal consequences.

A friend of Parker's is being physically abused by her husband until she gets revenge.

A ceremony commemorating the civil rights bravery of one of Sparta's heroines is disrupted when racism rears its ugly head.

A series of fatal driving accidents lead the Sparta police to a drug dealer.

A woman's plan to murder her husband for his life insurance money backfires.

Harriet DeLong must fight for custody of her dead sister's son.

A gambling debt and a family feud add up to violent consequences.

Greed becomes a catalyst for murder.

Loyalty is tested between Chief Gillespie and his long-time friends when a prisoner escapes.

The second part of a story that began with "Sanctuary." Gillespie, Tibbs and Father DeMarco are charged with harboring a fugitive and obstructing justice.