WhenPatrickSawyer,aLiberian-AmericancollapsesuponarrivalattheMurtalaMohammedInternationalairportinLagos,Nigeria.heistakentoFiestConsultantsHospital,whereheisadmittedwithfeverlikesymptoms.AgainsthisdenialofcontactwithanyEbolavictiminLiberia,theteamatFirstConsultants,ledbydoctorStellaAmeyoAdadevoh,quicklydeducethatthereismoretohiscasethanmalaria.Suddenlytheyareinaraceagainsttimetotocontainaverydeadlydiseasefrombreakingoutandspreadinginamegacitywithapopulationofover20millionpeopleandbeginningwhatcouldbethedeadliestdiseaseoutbreaktheworldhaseverknown.