Erin Gilbert: Particle physicist, acadaemic firebrand, spectral warrior. Jillian Hotlzmann: Nuclear engineer, munitions expert, proton wrangler. Patty Tolan: Ghost tracker, municipal historian, metaphysical commando. Abby Yates: paranormal researcher, supernatural scientist, entity trapper. Meet the new breed of ghostbusters in the novel of the latest movie. They 'ain't afraid of no ghosts'!