Enoch Emery knew when he woke up that today the person he could show it to was going to come. He knew by his blood. He had wise blood like his daddy. At two o’clock that afternoon, he greeted the second-shift gate guard. “You ain’t but only fifteen minutes late,” he said irritably. “But I stayed. I could of went on but I stayed.” He wore a green uniform with yellow piping on the neck and sleeves and a yellow stripe down the outside of each leg. The second-shift guard, a boy with a jutting shale-textured face and a toothpick in his mouth, wore the same. The gate they were standing by was made of iron bars and the concrete arch that held it was fashioned to look like two trees; branches curved to form the top of it where twisted letters said, CITY FOREST PARK. The second-shift guard leaned …