The Grace kids are just beginning to get used to Aunt Lucinda's strange old mansion when Simon suddenly disappears. Jared and his sister have to rely on the help of a mischievous house boggart, a nasty bridge troll, and a loud-mouthed hobgoblin to get him back. Illustrations.

Chapter One: In Which More Than Cat Goes Missing
Chapter Two: In Which Several Things Are Taken, Including a Test
Chapter Three: In Which Mallory Finally Gets to Put Her Rapier to Good Use
Chapter Four: In Which Jared and Mallory Find Many Things, But Not What They're Looking For
Chapter Five: In Which The Fate of The Missing Cat Is Discovered
Chapter Six: In Which Jared Is Forced to Make a Difficult Choice
Chapter Seven: In Which Simon Outdoes Himself and Finds An Extraordinary New Pet

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