This week, when a passenger liner pulls up alongside the Enterprise, an already stressed-out Worf is embarrassed by a social connection. But when an explosion forces the cruise ship’s evacuation, the aquarium exhibit could be the undoing of them all. Are we too hard on Alexander? When did Barclay get busted down? And do we really want to know what goes on in the “Vibration Room”? All this and more in Sins of Commission, the book where Geordi, unsurprisingly, has blow-up dolls on the brain.