The night was still young when Lena climbed the rusty stairs of the old observatory on the hill. She couldn't resist the temptation - her brother Tom swore the place was haunted and enchanted, but Lena loved mysteries. And then there's the thrill that accompanies forbidden expeditions. On the roof, under the cover of the clouds, she felt free. The city stretched out at her feet like an illuminated map, and the quiet hum of the trees accentuated the atmosphere of anticipation. Suddenly, she heard a quiet crash - she instinctively hid behind a low wall. She held her breath for a moment, trying to discern whether it was just the wind playing with the old windows or perhaps something more. Then it happened. Lena felt something inside her change. The thought flashed through her head that she should try to 'feel' the presence of whatever was hiding in the darkness. She closed her eyes and suddenly saw everything very differently. The space around her flashed with colours she did not know, and every sound now had its own shape. In the corner of the roof there was a figure, hidden from the view of ordinary people. Lena felt she could touch it... with her mind. Shock and excitement mixed in her head. Could it be that she had a supernatural gift? She wanted to move, but then the mysterious figure took a step towards her, and the air around her seemed to thicken. Lena's heart was beating like crazy when suddenly....