A world-weary mother, penniless and widowed, leaves her starving infant in the tonneau of Broncho Billy's limousine. Broncho Billy, a rich man, discovers the infant in his car and, although delighted with the "novelty," feels in an awkward position. The child is cared for, however, and in spite of the ridicule heaped upon him by his club friends, Broncho Billy is big-hearted and rears the child to maturity. The girl is about nineteen years old when she falls in love with a nice sort of a fellow ...