Lina and doon lead the city of ember up from the underground and find there is a surface world full of life and color. Jeanne duprau has been a teacher, an editor, and a technical writer. The people of sparks is the sequel to the city of ember and her second novel. The people of sparks is the second novel in the ember series and was released in the year 2004. In this one we find the people of ember finally emerging from their dying and beloved underground city. The young protagonist, lina mayfleet, and her friend, doon harrow the second protagonist, follow clues left behind by the original builders of the city of ember, to safety in the outside world. The people of sparks is a postapocalyptic science fiction novel by american writer jeanne duprau, published in 2004. She lives in menlo park, ca, where she keeps a big garden and a small dog. In these first three books of ember, young people in a future wo. The story is about ember, a postapocalyptic underground city threatened by aging infrastructure and corruption. Alice from the spirited woman blogger team asks author jeanne duprau if there will be a 5th book in her ember series. They have followed the instructions left by lina and doon.