This Book is about Two Girls who find a key lying on the road so they pick it up and they open a box and they get sucked into this lost city called Heckton and they did not know where they were.
And the Police spent ages looking for the girls but they were nowhere to be seen but then the policeman saw that the key was missing the key to Heckton they accidentally picked it up and they left home because of there parents were fighting the night before they left for school.