Deadly Relations is based on the true crime book Deadly Relations: A True Story of Murder in a Suburban Family by Carol Donahue and Shirley Hall. Donahue and Hall are the daughters of Leonard Fagot, a New Orleans attorney whose obsession with controlling his daughters led to him murdering their husbands for hefty insurance pay outs.
Plot
Leonard Fagot has four daughters with whom he is obsessed. He lets them know how he feels about the men they date. And if he disapproves of them, he probably will have them killed to get them out of his daughters' life.