Arctis Tor

Arctis Tor is Queen Mab's icy stronghold, and the place of Winter and the Dark Faeries. Dresden recovers from his coma there.

The Unseelies

The Unseelie Court is the Court of the Dark Faeries. The Unseelie Accords are a series of agreements between the nations, meant to limit conflicts between supernatural people.

Iron

Iron is the one substance that is dangerous to faeries. A mere touch of iron can cause them great pain and harm. Because of Dresden's role as Winter Knight, he too has become vulnerable to iron's disabling effect.

The Nevernever

The Nevernever is the spirit world, of which the land of Faerie is a part.

Chicago

Chicago is Dresden's home, and the main setting of the novel.

Demonreach

A mysterious island in the middle of southern Lake Michigan, Demonreach doesn't appear on any maps, records or satellite images. It is also a nexus...