Perfect strangers. A perfect holiday. The perfect murder... Three couples meet around the pool on their Florida holiday & become fast friends. But on their last night their perfect holiday takes a tragic twist: the teenage daughter of another holidaymaker goes missing & her body is later found floating in the mangroves. When the shocked couples return home they remain in contact & over the course of three increasingly fraught dinner parties they come to know one another better. But they don't always like what they find: buried beneath these apparently normal exteriors are some dark secrets hidden kinks ugly vices... Then a second girl goes missing. Could it be that one of these six has a secret far darker than anybody can imagine? A brilliantly plotted utterly gripping thriller about the danger of making friends on holiday Rush of Blood is Mark Billingham's most ambitious & accomplished work to date.