T here was a product called Kil’Z that Rydell had gotten to know at the Academy. It smelled, but faintly, of some ancient hair-tonic, flowery and cool, and you used it in situations where considerable bodily fluids had been spilled. It was an anti-viral agent, capable of nuking HIV’s 1 through 5, Crimean-Congo, Mokola fever, Tarzana Dengue, and the Kansas City flu.