Miss Scarlet and the Duke 1x5 - Series 1, Episode 5

When recently investigating a mystery rooted in VictorianLondon's fascination with the dead, Eliza Scarlet haddiscovered her own recently deceased father's lost casebook.With Henry Scarlet's book throwing up some puzzling questions,Eliza looks more closely into how he died. Was it reallynatural causes as was determined at the time? The final entryin the casebook takes Eliza to an abandoned prison on theoutskirts of London. She and Duke investigate what seems likean empty building, but they soon discover that it is thehideout for a criminal gang. But how is this gang linked toHenry Scarlet? With her resolve to solve this most personal ofcases growing, is Eliza really ready for the terrible secretthat is about to be uncovered?