When the sudden collapse of the Victoria Embankment uncovers a passage to an unknown realm, Langdon St Ives sets out explore it, not knowing that a wealthy psychopath is working to keep the underworld\'s secrets hidden for reasons of his own..
When the sudden collapse of the Victoria Embankment uncovers a passage to an unknown realm, Langdon St Ives sets out explore it, not knowing that a wealthy psychopath is working to keep the underworld\'s secrets hidden for reasons of his own.