The city of Trolberg has yet more secrets to unravel as Hilda discovers her world is not quite held together in the way she thought it was.In Hilda's new adventure, she meets the Nisse: a mischievous but charismatic bunch of misfits who occupy a world beside - but, also somehow within - our own and where the rules of physics don't quite match up. Meanwhile, on the streets of Trolberg, a dark spectre looms ukryj opis