One windy afternoon, Lena and her teddy bear, Tofik, were playing in their room. Suddenly, a funny, sparkling ray of light came through the window and danced on the carpet. "Hey, Tofik, I don't think that's just a ray!" - whispered Lena. The ray shimmered even stronger, and the room was filled with colours: red like a heart on a laurel, blue like the sky on a sunny day, and green like summer grass. Lena felt a slight tickle inside, as if she had butterflies in her stomach. Suddenly, she heard a soft voice: "Come with me to the Land of Coloured Emotions! There every emotion turns into a colour!" A small rainbow door appeared in front of Lena and Tofik. Lena felt excited, but also a little scared. Tfik shook her paw. Together they crossed the threshold. On the other side of the door, the world was completely different. The trees glowed pink and the grass had yellow dots. Smiling, colourful clouds danced in the distance. Lena felt her heart beat faster when suddenly a big, giggling balloon popped out of a bush and called out: "Oh my, Lena! Your emotions are starting to turn to colour! But... oh, oh, something is happening to the colour of sadness!" And then...