The beginning of a series, Karl the Grateful Dog takes you into the mind of a pet that has been dumped by his owner. This abandoned yellow lab thinks he's too big and that no one will want him. Karl was found tied to a fence near the river. Lonely and afraid, he barked and barked until he finally gave up. A local businessman named Carl, notices the depressed lab and brings him to a nearby animal shelter. Silently, staring out from his wire cage, Karl remembers the hunger and hurts from his previous owner, but that doesn't seem as bad as being alone. A kind man named Jeff reads an email...