A gentle discussion about the subject of divorce ensues when the curious Caillou asks his cousins Amanda and Emilio why their" "mommy doesn't live with their daddy." "As the children continue to play, Caillou learns about divorce, having two homes, and the feelings experienced by his cousins. He learns that it is important for Emilio and Amanda to remember that it's not their fault their mommy and daddy separated--their mother would always be their mommy, and their father would always be their daddy.