Samantha Grace Finn didn't know how to feel about clowns. Her brother loved them, her dad loathed them. So she was just in between. But when kids at her school and town become terrified of clowns right near the time of the circus themed dance, she knows something is dangerously wrong. In a town built on top of circuses, that doesn't just happen overnight. So if there is a dark side to the fun tent, she will find it. Because she is Samantha Grace Finn, and she has to dive into a clown's source of joy.