 Why had Roger been trained by Opal?
Their captors had no idea of how a woven design should behave. Eudalia had been a female foreman in a garment-cutting shop before being captured and brought through. Olga had been a waitress in a mining town hash-house near Scranton. Tennant wanted to put an encouraging hand on her shoulder, to say something that might cheer her up, for she was by far the youngest of the three female captives, barely nineteen. It arrived before the meal, materializing against one of the seven walls of the roofless chamber. Olga sat up straight, her pale blue eyes round with utter disbelief. Dana stood almost in the center of the room, carmine-tipped fingers clasped beneath the swell of her breasts.
 because Opal was unable to bring other men back
 because Opal wanted to further his experiment  because Opal needed help building a new gateway  because Opal was looking for someone to take his place  because Opal was unable to bring other men back