Karen is so excited that she does not want to return to the University. Instead, she is willing to spend a month's wages to hire a boat to return to the pyramids. What is so important about them? Why is she worried about waiting to return?

Jack cannot forgive himself enough to have any semblance of a normal life. Why?

What is unique about the qualities of the star-shaped crystal that Karen and Miyuki find in the tunnel between the pyramids? What purpose does it immediately serve?

Why does the Navy want Jack and his crew? Who recommends him and what are his reasons for doing so on the surface? What are his underlying reasons?

What is David Spangler's mission? Why is it important that it be kept clandestine and what experiences do he and Omega team have that qualify them to complete this...