Sequel to: The ghost machine / by James Lovegrove.
Summary
Months after Inara leaves Serenity, Mal and the crew finally learn the reason for her sudden departure: she is dying of a terminal illness. It is Kiehl's Myeloma, a form of cancer that's supposedly incurable, and Inara has very little time left. In hopes of a cure, the Serenity crew must infiltrate a notorious Alliance prison planet and rescue a disgraced and incarcerated scientist. -- adapted from jacket.
Note
Author's note: The events in this novel take place between the Firefly TV series and the movie Serenity. -- page [6].