Murder in Marshall's Bayou

Dassas Cormier returns to Marshall's Bayou, his hometown in southwest Louisiana, in the spring of 1924 to find that his old friend, Red Doucet, has been murdered. Dass's short career in law enforcement makes him the most likely person to solve the mystery surrounding Red's death. Grace, the only woman Dass has ever loved, is also back in Marshall's Bayou, and she wants Dass to look for her missing husband. He reluctantly agrees, and is surprised when his search leads to another murder. Are the two murders somehow linked? More importantly, how is Grace involved?