Reiji's final mission is to prevent the smuggling of 600 billion yen of drugs. For his mission, he gets on luxury passenger ship and he faces his strongest enemy to date.

Two estranged brothers inherit Marukin Hot Springs, a small-town bathhouse. One sees it as an homage to their late father; the other—a struggling architect—as lucrative real estate for condos. Their eclectic collection of townsfolk customers show them the value of the bath goes way beyond a scrub and soak.