Kyle Walker, a social worker for the homeless, finds life hard in his California coastal community. The horrors of his time in Vietnam haunt his nights, and depression and guilt over the death of his wife rule his days. Walker's intense dedication to his job led him to neglect her, and his tremendous regret drives a wedge between him and his daughter, Cheyenne. Mercy is a homeless schizophrenic, a "wingnut" in the vocabulary of the streets...