Castillo was in country in 1972 with the US Provost Marshal in Saigon. He assisted a Saigon Police inspector during a rash of 6 prostitute murders in 9 days. The team learns the same pattern was repeated on an annual basis in 11 countries, including Nicaragua, Paris, Thailand, Brussels and Laos. When similar murders start to occur in Miami. Castillo is not the only one who recognizes the pattern; Inspector Trahn, appears in Miami and offers additional information ... and his help.
—LA-Lawyer