Junah Cat is challenged by the three sisters to find the secret of the heart. The sisters give him clues to five "heart patches" that he and his friend Mo Mouse must learn about to find the secret. The story unfolds with the help of new friends like Ginger Cat and Marty Mouse, as well as the powerful Oliver Owl. They learn that the heart must be watered, must be known, and must be helped to grow. Through listening to his feelings in the land of the heart, Junah finds new purrs, or insights into nature and life. For example, in seeing a dragonfly and the sunset, Junah purrs, "Pay attention to enjoy more." After bending and stretching in new ways, Junah purrs, "We learn by trying things and by listening to stories." Follow the path of purrs to find the heart's secret!