Who is Katherine Heaton? What is the significance of this character to the story? What happens to this character and why? Who uncovers the truth about her, and what are the consequences?

Who is Temperence? What impact does she have on this story? What direction or facilitation do her gifts to her niece encourage? What two gifts are specifically used and for what purpose?

Who is Dr. Karsten? What dilemma does he face before Tory discovers his lab? Why is Karsten conflicted?

Why does Tory want to go to Loggerhead Island? What concerns does she have? What is the basis for this concern? What is missing and what is Tory's connection to it?

What deal did the research librarian Limestone inherit? What conditions, if any are attached? What events do these conditions set in motion?

What is wrong with Coop? What treatments are indicated...