It was a beautiful, sunny morning when Lusia was getting ready for school. In her backpack she found an old, colourful pencil case that she had received from her grandmother. Today it looked somehow different - as if it was glowing inside! Lusia opened the pencil case and then.... something amazing happened. The red pencil popped out and began to drag itself around. "But tight in here!" - he sighed. "Hey, Lusia! What a mess you've got here!" cried the green eraser, twisting from side to side. "And I feel like painting a rainbow!" - giggled the crayons. Lusia rubbed her eyes in surprise. Did she really hear the pencil case's voice? All the paraphernalia started talking and bouncing around. "Come on a trip with us after school!" suggested the navy blue pencil. "Just remember not to wake the Headmistress!" Lusia tucked her pencil case under her arm. She stepped out into the school corridor, her new friends whispering in her ear where the secret awaited. Suddenly, from around the corner, they heard a strange sound.... What hides behind the big, closed door of the old classroom? Lusia cautiously approaches the handle, and her pencil case jumps up with excitement....