Tosia really liked going to the library. It smelled of books and adventure there. One rainy afternoon, as she was browsing through the shelves of fairy tales, she noticed something strange. At the end of a narrow corridor stood an old green wardrobe. It looked completely different from all the furniture in the library. The lock on the door glittered mysteriously. Tosia looked at the lady librarian, who was just arranging the books on the bookcase. Then she walked quietly towards the wardrobe. She put her ear to the door. I think she heard laughter and quiet murmurs, as if someone was telling tales on the other side. Tosia couldn't resist. She pressed the handle - the door creaked .... and opened wide! Behind them was not darkness, but a colourful meadow where huge, glowing flowers grew and palm-sized butterflies flew. Somewhere in the distance, Tosia spotted something even more unusual: a path made of books, leading deep into an unknown fairytale world. Tosia took a deep breath and.... took the first step through the portal. Suddenly, a small blue rabbit in a hat appeared right next to her and smiled broadly. - I was just waiting for you, Tosi! - he whispered. - We must hurry up. The Great Riddle is already waiting for us! Tosia felt butterflies of excitement in her stomach and wanted to ask the rabbit everything, but.... then a strange sound came from the meadow and suddenly a mysterious figure in a cloak began to emerge from nowhere....