When Mole looks around his underground home, all he sees is the black- and-white world of his cold, dark hole. Mole digs and digs, dreaming of finding something colorful at the end of one of his tunnels, but day after day, he is disappointed. One day, as Mole continues to search, he finds a pink radish poking through the top of his tunnel like a chandelier. Delighted with the knowledge that the world isn't just black and white, he starts to talk...