Lisa Bentham goes to Montreal to flee memories of a ""lover-louse,"" but the friend she stays with, Victoria Lester, disappears leaving a bizarre trail: a personnel agency that also operates an industrial espionage business on the side, a cozy blackmailing set-up and an irate politician among other things. By the time Victoria's body turns up, Lisa has learned that all is not international brotherhood at EXPO. In fact the final EXPOsure comes on top of the International Power Pavillion in a gaudy climax to a ""Fair"" thriller.