Rachel was looking into the mirror at an angle of 45°, and so had a view of the face turned toward the room and the face on the other side, reflected in the mirror; here were time and reverse-time, co-existing, cancelling one another exactly out. Were there many such reference points, scattered throughout the world, perhaps only at nodes like this room which housed a transient population of the imperfect, the dissatisfied; did real time plus virtual or mirror-time equal zero and thus serve some half-understood moral purpose? Or was it only the mirror world that counted; only a promise of a kind that the inward bow of a nose-bridge or a promontory of extra cartilage at the chin meant a reversal of ill fortune such that the world of the altered would thenceforth run on mirror-time; work and love by mirror-light and be only, till death stopped the heart's ticking (metronome's music) quietly as light ceases to vibrate, an imp's dance under the century's own chandeliers....