Cold Fire, by Dean R. Koontz:
In horror novel COLD FIRE, curiosity compels news reporter Holly Thorne to uncover more about Jim Ironheart after witnessing his miraculous rescue of an eight-year-old boy in Portland, Oregon. Upon discovering that Jim has accomplished ten such feats in the past six months, Holly confronts him at his California home to get the story of a lifetime. Instead, she links her destiny to his by falling in love, battling a monster that emerges from nightmares into reality, and accompanying Jim on a journey into his past that astonishes him by revealing the source of the monster to be Jim himself.
[100 words]
NOTE: The above is a sample pitch, categorized by type of fiction, that I wrote for instructional purposes only. This “pitch” was written after the book was published and was never used by the author or anyone else to actually pitch a book.