"Marek Waldorf's deeply original stories inhabit the reader like demons who won't be exorcized. He implants alternative realities inside ordinary ones and takes them for granted—as do his characters. If the purpose of art is to make the world strange again, this is brilliant art. And the writing is beautiful, the shapes of the sentences, the quick back and forth movements of attention, the pitch-perfect diction, the inventiveness. Readers will be challenged—and...