One night when Sam finds the murderer and rapist of her best friend on her body, she develops an unexpected, creative talent and slaughters him with a rusty hedge trimmer. This is the beginning of a bloody vendetta. Sam clears the rows of child killers and child molesters and gets paid for it. But their decision against morality and humanity demands a high price. Is there a difference between her and those who hunt and execute her? Does Sam sacrifice her sanity for that? Is the mysterious ram man a figment of her imagination? What's the greasy Summersby doing to the missing children?