Dan Lawson, um detetive de Chicago, viaja para a Escócia para se juntar ao detetive escocês Boyd, acompanhando o ressurgimento de um serial killer cujos crimes coincidem com um caso não solucionado que ele investigou cinco anos antes.

In July 2005, black teenager Anthony Walker was murdered by two white men in an unprovoked racist attack in a Liverpool park. He was just 18 years old. This film tells the story of how this talented young man's life might have turned out.