After Bussan succumbs to his terminal illness, he finds himself longing for the company of his friends who are still alive, prompting him to make a spectral return to Kisarazu. In his ghostly state, only his closest companions are able to perceive him. His interference in the world of the living leads to the reappearance of Ozzy and a long-deceased group of American baseball players who perished near the Kisarazu coast. It falls upon Bussan and the Cats to rescue the town and restore harmony. However, the question remains: can Bussan finally bid farewell for good?