A serial killer appears to be targeting female students, strangling them and then discarding their bodies alongside the trash. Women in Liverpool's multi-ethnic student community fear for their lives as the police race to catch the perpetrator and prevent more deaths. But what is the murderer's motive – pure misogyny, or something more complicated? What do the chess pieces left lying next to the victims' bodies mean? Does the principal suspect's interest in computer gaming have a bearing on the case?