The story is about a guy named Wolfe, who went the road of an electrician and then to work.
He then becomes tired of the city and moves to the countryside, where he sees Mary Lovell and her husband having a fight, which results with the husband hitting Mary.
He has been stalking her and having feelings towards Mary for a long time, and therefore he thinks the husband is an asshole.
He is a very clever and smart guy; he knows when to act and how to act in the different situations.
He fooled the police and planted the evidence of Mary killing her husband.