The Great Stink : It is 1855, and engineer William May has returned home to London and his beloved wife from the horrors of the Crimean War. When he secures a job transforming the city's sewer system, he believes that he will be able to find salvation in the subterranean world beneath the city. But the peace of the tunnels is shattered by a murder, and William is implicated as the killer. Could he truly have committed the crime? How will he bring the truth above ground?