pEvents echo across worlds.ppbrppA potential devastating plague on one version of Earth A serial killer influencing other killers, from Earth to Earth An Earth where magic co-exists with scienceppbrppAnything can--and will--reflect back to Prime, Earth Prime.ppbrppThe Bureau of Interworld Stabilization ensures that Prime remains just that stable.ppbrppFree of unnecessary, unwanted disruption-or as much as BIS. By paying attention, identifying the small things, and intervening.ppbrppIt takes a unique person to succeed as a BIS Field Agent, trained to travel to the alternate worlds beyond the Gates. It takes brains. Adaptability. And courage.ppbrppAnd a very special person to operate those Gates, to anchor the energies of the universe.ppbrppDon't forget about the support staff. Trained to identify the critical flap of a butterfly's wing.ppbrppAll linked by the genetic quirk to see the Gates, travel the Gates, and work the Gates.ppbrppMeet the Agents of BIS.p