When 13-year-old Laura discovers a mysterious pocket watch, nothing is the same as before. Suddenly, there is an eighth day of the week for her. On this day, Laura becomes part of a world full of magic. Everything is different, and anything seems possible. Laura uncovers new abilities within herself and must learn to manage them. Soon, she finds three friends who are in the same situation. The four of them face an important task: they must protect their own world from the ruthless time programmers. Four unusual heroines in an exciting magical adventure. The new girls' book series by the author of "Magic Girls"!.