杀人%@!不难

A m[athemat]$ician an-(,d auth(or, Lu$ke W

!illi(/ams, is travelling up to?% London on a train when he mee )ts a o`:\ld lady, Lavin^ia [ Full.er)`ton$, who is al,so go*ing to London, t/_o Scotlan %\d Y ;ar\**d. L\-avinia tel`[ls Luke that i]!n her _`small villag^e seve ral people., have died;. %Th_)e local p-olice are % c,#ertain that it was all acc.[idental and are tak $ ing n;/\o a;#,
-ction but Lav/inia isn'$@t convince?d. In#; Lon^:d on Luke watch\(es, horrified, a).?s L;*-avinia ]is ru?n#, over in a hit and r*(un@  a ,nd he be-@c\. =omes convin//ced that (%
she.* was tel:l\(ing the tru
-.th. ;*#He tr=_$_avels down to the ) village an.@d wi/+th th\!`e a :=i#d
@! +o :!.f =a lo-cal girl, wh,=!:o is also convinced ;_that the de ath(?s were murder, sets o[-.ut to sol*$=ve the `)my .s # te[)^ry.