Gribble Grabble tells a tale of spiritual maturity through the lens of the protagonist Bobby Brass. Bobby comes from a version of Earth where humans speak extremely linguistically inspiring hope on there planet. Every inhabitant shares a hopeful and positive outlook on this planet, except Bobby. Bobby suffers from severe depression and becomes alienated from his planet until he is greeted with an opportunity on another version of Earth. An opportunity that may save his mental health, as well as his eternal soul. Conflicted with the decision of who to trust, Bobby must choose either to walk in repentance or continue his sinful ways.