Years ago, Fafhrd and the Gray Mouser turned their backs on the city of Lankhmar and the painful memories it held. But now, a deadly plague, spawned from a sorcerer's curse, sweeps through the streets of Lankhmar, eating its victims from the inside and laying waste to the once-vibrant city. The two reluctant heroes are called forth once again to face Lankhmar's winding alleys — and the old ghosts who lurk in them!