Trapped (Hearne novel)

Trapped is an urban fantasy novel by Kevin Hearne and is the fifth book in his Iron Druid Chronicles series.

Plot
Trapped follows the character of Atticus O'Sullivan, a druid and proprietor of an occult shop he runs in an alternate version of Earth. He initially sets out to bind his apprentice Granuaile to the earth and make her a full-fledged druidess, thinking himself relatively safe due to his enemies believing him dead. When they find that he is still alive and attempt to correct this, O'Sullivan and Granuaile must travel to Mount Olympus in an attempt to save their own lives.

Characters

 * Atticus O'Sullivan: The last of the Druids.
 * Oberon: Atticus's Irish Wolfhound; he can communicate telepathically with Atticus.
 * Granuaile: Atticus' Druid initiate.
 * Perun: Slavic God of Thunder.
 * The Morrígan: Celtic Chooser of the Slain and goddess of art.
 * Hallbjörn “Hal” Hauk: Alpha leader of the Tempe, Arizona werewolf pack.
 * Leif Helgarson: Atticus's former nighttime lawyer, a vampire.