Murdoch strives to apprehend a lecherous costumed criminal known as The Lurker, whose amorous encounters have escalated to murder.

Murdoch and Ogden investigate the suspicious death of an Arctic expedition crewmember, while their workplaces become increasingly complicated in light of recent events.

The discovery of a decomposed body leads Murdoch into the fascinating world of telegraphy – the 1895 equivalent of the internet. When Murdoch calls on Enid to assist in the…