The little dragon Coconut, Oskar, and Matilda receive a message in a bottle from their friend Onion. The little green dragon writes from a dark underwater cave, reporting that he has been working as a ship's cook. When he went to fetch carrots and celery for a spaghetti sauce from the lowest deck, his ship capsized. The sailors managed to save themselves, but Onion is all alone in the cave. Now he hopes for help from his friends! Will Coconut, Matilda, and Oskar succeed in finding their friend? Philipp Schepmann's lively readings immerse young listeners in the exciting adventure stories that the little dragon Coconut experiences with his friends – perfect audio cinema for the children's room!.