A cikin sigar Sherlock daya ta bincika karar a cikin Ingila ta zamani, a cikin wani abokinsa Dr. Watson mace ce, kuma yanzu sananniyar zata juya baya ga gwarzo a cikin villain. Wannan aikin zai faru ne a cikin rubutun hoto na jerin "Hills" da kuma wanda aka gabatar don Tom Bidwell. Ya ba da shawarar masu kallo don tunanin waɗannan:
"Sherlock Holmes a cikin littattafan suna da rukuni na yara maza, waɗanda suka karɓi shaida ga shi kuma an tsayar da bincike a ƙasa. Don haka: menene idan ganowar ba ta da shan kwayoyi da mai laifi waɗanda suka yi amfani da ƙwayoyin waɗannan kuma waɗanda suka ba su bincike don nasa? Jerinmu zai sanya wannan sigar akan allon. "
Rubutun zane ya yarda cewa ta tabbatar da wannan ra'ayin tsawon shekaru goma kuma yayi mafarkin yadda za su ci. Damar da aka ba shi wannan damar, wanda ya shahara saboda ƙaunar da ba daidai ba. Bidwell zai yi aiki a kan wasan kwaikwayon tare da ƙungiyar guda ɗaya wanda ya kirkiro jerin "My tawali" a cikin 2013. Sauran bayanai na Darakta, aikin da farkon aiwatar da harbi ba a ruwaito ba tukuna.