After a devastating loss that strips him of everything, Totakeke (K.K. Slider) is now a stray and seems to only find solace in the last thing his father gave him: music. Determined to forge a new path and escape the shadows of his past, young Slider goes in search of a fresh start while the fear of his future hangs over him.

Many people don't know that Isabelle and K.K. Slider used to be very good friends. When Isabelle finds out that her old friend was coming to town to perform for the festival, she finds that he isn't the same dog he once was. While she tries her best to help the mayor and everyone in town, she also tries to find ways to help the dog she loves most.

During the Koppaite's fruit expedition, a romance begins to blossom between the captain of the crew, Charlie, and their only Botanist, Brittany.