With the help of a German bounty hunter, a freed slave sets out to rescue his wife from a brutal Mississippi plantation owner.

African-American Philadelphia police detective Virgil Tibbs is arrested on suspicion of murder by Bill Gillespie, the racist police chief of tiny Sparta, Mississippi. After Tibbs proves not only his own innocence but that of another man, he joins forces with Gillespie to track down the real killer. Their investigation takes them through every social level of the town, with Tibbs making enemies as well as unlikely friends as he hunts for the truth.

An alcoholic ex-football player drinks his days away, having failed to come to terms with his sexuality and his real feelings for his football buddy who died after an ambiguous accident. His wife is crucified by her desperation to make him desire her: but he resists the affections of his wife. His reunion with his father—who is dying of cancer—jogs a host of memories and revelations for both father and son.