Volume 2 in the Cain and Able Mysteries. --Danny Cain and Ruth Able made a name for themselves as Cain and Able Investigations finding an elusive serial killer in Bamboo Murders. This time they have to find a cop killer and missing librarian with slim to none evidence. All the while, dealing with a lack of witnesses in a tiny dying Illinois farm community of fewer than 200 residents, and little more than telephone service. residents.