Edwina Grey is a computer programmer, who lives in Sydney with her partner, four cats and 2 corgies. She has a long-standing interest in history and the interaction of diseases with society, both of which come to the fore in Prismatic. Edwina Grey has also written many stories and articles, as well as game material for Buffy the Vampire Slayer, All Flesh Must Be Eaten (from Eden Games Studios) and Demon the Fallen (from White Wolf).
Outbreaks of irrationality and violence have Sydney in terror of a new plague, and time is running out on all fronts. Caught up in a whirlwind of examinations and autopsies, quarantine and riot control, history student, Jackie Cooper realises that if anyone is to be saved, she must get to the truth. But a city of madmen is trying to stop her?