In the segregated South during World War II, an African American officer, Captain Davenport, is sent to investigate the murder of Sergeant Waters, an unpopular black non-commissioned officer. The story unfolds through a series of flashbacks, revealing Waters as a complex and controversial figure who was deeply embittered by racism and had a strict, often brutal, approach to disciplining his men. As Davenport questions various soldiers and individuals, including Corporal Ellis and Private Wilkie, it's evident that Waters' leadership style had garnered both fear and resentment among his subordinates.

Captain Taylor, a white officer, is skeptical of Captain Davenport's ability to solve the case and is concerned about the potential revelation of uncomfortable truths. As Davenport delves deeper into the case, he uncovers significant tensions and racial dynamics within the unit. The investigation exposes a web of personal grievances, racial prejudices, and conflicting loyalties. With each interview, the layers of the mystery become more intricate, leading to broader questions about identity, race, and justice within the military system. The plot maintains a taut, suspenseful atmosphere as it meticulously builds toward its compelling resolution.