In Grace Fletcher's mind, there was nothing more constant than Zachary Duncan's smile. Cities would be laid to waste and be pitiful pile of rubble before Zachary's smile faded from his face. The sun would one day collapse in upon itself, taking with it the beloved green earth. And still Zachary's smile would improbably remain. At least, that's how it was until a few careless words slip from between Grace's lips and brutally murder Zachary's smile.