Ike LaRue, the world's most dramatic dog, is back in trouble and has been falsely accused of a terrible crime. While his owner, Mrs. LaRue, is away on vacation, Ike is arrested and locked up, accused of kidnapping the neighbor's two missing cats. Desperate to clear his good name, Ike begins writing a series of urgent letters detailing his innocence and his own private investigation. He breaks out of his cell and takes to the streets, tracking down clues to find the real feline culprits and prove he was framed. Along the way, his overactive imagination paints a hilarious picture of his life as a hard-boiled canine detective. This clever mystery combines funny letters with split-screen illustrations to show the wild difference between Ike's tall tales and the real truth.