The female protagonist, Yetta Hobbes, appeared frail on the outside, but she had a complex inner world. She was the only seemingly ordinary person in her family. Her father, Ryan Hobbes, was a serial killer. Her mother, Joan Hobbes, was an expert in toxicology. Her brother, Eric Hobbes, harbored an unhealthy possessiveness towards his sister. The entire family concealed extreme antisocial personalities. Yetta had long been subjected to cruel bullying by classmates Lucy Wright, Sherry Nelly, and Belle Robert at school. Finally, one day, the three bullies volunteered to visit Yetta's home, unaware that they had already become prey...