The door bucked, and Jeffy was jolted harder than before, an inch-wide gap opening along the jamb. Good Boy’s shrieks were louder and more ferocious, but Jeffy pushed back with everything he had, closing the gap. And here came Amity with a straight-backed chair taken from the vanity. She knew what needed to be done, and she had the courage to do it. She was no coward, never had been. She tilted the chair, jammed the headrail under the knob, bracing the door, a kid with the right stuff.

