What is the red pyramid chapter 7 summary?

In chapter 7 of "The Red Pyramid," Carter and Sadie meet Amos, who reveals that he is their uncle and a magician. Amos takes them to Brooklyn House, a safe haven for magicians, and explains their heritage as descendants of pharaohs. As they settle into their new home, they begin to learn about the dangers they will face in the battle against the evil god Set.