Bux (Nils Asther) is born to a circus life, but at the wish of his parents he studies to become a surgeon. Later, however, he forsakes a brilliant medical career for that of a circus clown. Joy (June Clyde), his young ward, is secretly in love with him, but tries to hide the fact. However, when Lorenzo (Kenne Duncan), jealous at Bux's popularity, tries to poison his animals, Joy is prepared to place herself in great danger for the sake of Bux...