杀人不难

讲述了Amathematicianandauthor,LukeWilliams,istravellinguptoLondononatrainwhenhemeetsaoldlady,LaviniaFullerton,whoisalsogoingtoLondon,toScotlandYard.LaviniatellsLukethatinhersmallvillageseveralpeoplehavedied.ThelocalpolicearecertainthatitwasallaccidentalandaretakingnoactionbutLaviniaisntconvinced.InLondonLukewatches,horrified,asLaviniaisrunoverinahitandrunandhebecomesconvincedthatshewastellingthetruth.Hetravelsdowntothevillageandwiththeaidofalocalgirl,whoisalsoconvincedthatthedeathsweremurder,setsouttosolvethemystery.