Agatha Heterodyne and the Chapel of Bones — Phil Foglio

Agatha Hetrodyne has finally returned home to the family town of Mechanicsburg to reclaim the ancestral castle, which is actually a giant fractured artificial intelligence that is badly in need of repairs. If that wasn't bad enough, she had to contend with a murderous impostor claiming to be her, as well as the not-entirely-unwelcome-but-is-this-really-the-right-time attentions of several suitors.