“The Grace don’t know everything. We have to do what’s right!”
 
Abby and Zara's past is catching up with them. A man they did wrong by has hunted them down across all of time and space, just to sell them out.
 
The space pirate Kreekpolt knows the sisters can save his daughter's life – even if it burns Abby and Zara completely away.
 
After that, ten thousand dead souls - hungry and empty and furious - want whatever is left...