What went wrong with Oscar Toll?

Oscar Toll has been convicted of murder and sentenced to death. Only one thing stands between him and San Quentin Prison's gas chamber: San Francisco attorney Eric Lawson. Despite many obstacles-a key witness is killed, Oscar's family won't talk-Eric manages to turn tiny shreds of evidence into a startling new narrative of Oscar's life But Eric's professional success isn't matched in his personal life: his marriage to his wife Pilar is in trouble.