Stella and the Star of the Orient

On New Year′s Day ten year old Stella discovers a hidden lift in the attic of her great-grandmother′s villa. With this mysterious lift she travels through her family′s history and finds her great-grandmother clementine a hundred years ago in the same age than herself. Clementine and her younger brother Gustav are deeply worried about the debts of their father threatening the whole property of the family. Only the diamond "Star of the Orient" could save it. But not only the children are searching for the diamond, and time runs out, because if Stella doesn′t return to the present till midnight she can never go back again.