Book excerpt: New York film critic Mitch Berger retreats to Connecticut's Big Sister Island after his wife's death. His solitude is broken when he finds the body of his landlady's estranged husband in the garden. Mitch is drawn to African-American homicide detective Desiree Mitry, investigator of the case who draws haunting portraits of victims she has seen. But Mitch is a man who knows too much--and the killer's next target. Martin's Press.