The Adventure, Romance & Mad Science continues as Agatha Heterodyne's damaged aircraft comes roughly to rest in the Wastelands. She encounters a traveling circus and proves her mettle by destroying a massive spider-clank as it attacks. Meanwhile, a frustrated Baron Wulfenbach dispatches his son, Gilgamesh and deposed pirate queen Bangaldesh DuPree, to capture Agatha, whose very existence threatens the peace. However the cunning circus folk succeed in hiding Agatha, who quickly discovers she is only one of their many secrets. She begins warrior training with the circus's expert swordswoman, Zeetha, meets a trio of Jagermonsters, and attracts unexpected attention by saving everyone from the grimmest of fates.

"Much of the material in this collection was originally published in the Girl Genius comic book issues 10-13. The rest appeared three times a week at girlgeniusonline.com April-June 2005"--T.p. verso.