Kira Logan, an artist from Arizona, is contracted by the Medfords, descendants of the founding doctors of a local hospital, to build bronze sculptures to honor the doctors. Before leaving home, Kira receives a warning letter forcefully ordering her to abandon the project. She disregards the warning and heads to New Mexico. While undertaking the creative project, Kira and the Medfords continue to receive ominous letters. Their peaceful lives are interrupted by numerous attempts to disrupt or destroy Kira's work or even injure her. People lose their lives to put a stop to these menacing threats.