When Adelaide Battier's naval commander husband dies, she is left to navigate a new society and oppressive government forces known as The Assembly. But things only get worse when Adelaide is informed of the Cannon Fire Plot, a series of attacks her late husband orchestrated to ignite a revolution against the Assembly. Framed for his treason, Adelaide and her five children are forced to focus on one thing above all else: surviving. With danger lurking around every corner, Adelaide and her children must fight for their lives in a world stacked against them.