The rain tapped on the window as Lena sat on the floor. The room smelled of dust and paint as she painted a sheet of space. On the desk was her grandmother's old wooden box. It had a plain lid and a scratch in the shape of a wave. The tag had an inscription on it: For moments when the heart is full. Lena's heart was really full and heavy today. In class she got the words wrong when reading out loud and everyone giggled. She felt shame, anger and a longing for courage all at once. The teacher said: name the feeling and it will stop chasing you. So Lena whispered: I feel shame, some anger and some regret. Each word sounded like a small pebble falling into the water. The box suddenly vibrated, and a quiet hinge beeped in the silence. A thin line of light spilled right over the edge. The phone murmured a message from Kaji, but Lena put it down. Her heart pounded like a ball against the hall wall. - Don't do stupid things - muttered something inside her. - Just look - replied the other, more interesting thought inside her. Lena touched the lid with two fingers, very carefully and slowly. The box became warm, like a cup of tea after winter. The colours danced under the surface of the wood: yellow at joy, dark blue at fear. New letters appeared on the lid, as if growing out of knots: Open if you dare to feel. The air thickened and smelled of cinnamon, like Grandma's kitchen. A whisper came from behind the crack, and it sounded exactly like her voice: Lena, what do you need most? When she lifted the lid, there was no bottom inside, just a soft, moving darkness. Something moved in the depths, as if making room. Lena took a breath and slid her hand inside....