Why is Sexton contemplating suicide?

Who is Didi?

What does Mad Hettie seek? Why?

Why does the Eremite want Didi's Ankh? Does the amulet provide what he seeks?

How does Didi explain the family in the photo in her apartment?

Do you think Didi is really Death? Why or why not?

What changes Sexton's mind about suicide? Why?