The night was thick and silent, and shadows lay on the walls of an old, abandoned house on the edge of town. Thirteen-year-old Lena, her peer Filip and fifteen-year-old Kamil had been planning this trip for a long time - first as a joke, then out of sheer curiosity. It was said that the house once belonged to a freak who could speak with machines. Nobody believed such stories.... until this evening. Slipping through the creaky door, Lena pulled out a torch and illuminated the dusty walls covered in cobwebs. Their hearts beat faster as they squeezed through a corridor full of old portraits. In one of the pictures, they recognised strangely familiar facial features. - 'Hey, doesn't he look a bit like Philip? - Lena whispered. - 'No kidding,' burbled Filip, but he himself did not take his eyes off the photograph. They went on until they reached the study. There, on a large oak desk, lay a pocket watch. Kamil, as always the first to act, picked it up and gently opened it. The hands began to turn at a frantic pace and the golden numerals flashed with a dazzling light. The room whirled around them and the furniture blurred, becoming as transparent as mist. Before they could scream, they felt the floor slipping out from under their feet. They opened their eyes at a place that resembled a former park - but instead of tarmac roads there were beaten paths, and in the distance they could see carriages instead of cars. Kamil squeezed the watch in his hand, which now pulsed with blue light. The three friends froze - would they be able to get back to their own time? And who was the boy in the portrait, confusingly similar to Philip? Suddenly they heard someone's footsteps behind them....