Carialle and Keff were the ones who had discovered intelligent life on the planet Ozran. Now she and Keff are serving as couriers for the "globe-frogs", to return them from whence they came. But to get there, they must transit a sector where Carialle experienced a trauma so intense it nearly destroyed her mind. And now all the evidence is indicating that the dirty rats who caused Carialle such pain in the first place may be the very globe-frogs she and Keff have just become friends with...