"In the still-segregated town of West Mills, North Carolina, in 1976, Marian, Marva, and Lazarus Harmon-three enigmatic siblings-are found shot to death in their home. The people of West Mills- on both sides of the canal that serves as the town's color line-are in a frenzy of finger-pointing, gossip, and wonder. The crime is the first reported murder in the area in decades, but the white authorities don't seem to have any interest in solving the case....