Another trio of Nero Wolfe's intra-mural exploits prove his ability to assume on evidence given. Home to Roost takes care of Communist threats and a conniving killer; The Cop Killer makes certain that a DP couple, illegal entries, will not be tossed to the police; The Squirt And The Monkey uses Archie's gun as the murder weapon and a comic strip as a clue. The ponderous pundit pulling no punches exercises the brain blithely.