A couple meets at Shinjuku Station and boards the Romancecar bound for a hot spring in Hakone. They exchange kisses on the quiet grounds of a shrine, and he fondles her breasts in a secluded spot. Though she bravely resists, her pussy is already wet and dripping. An unforgettable blowjob takes place on a swan boat at Lake Ashi. At the inn, the woman passionately takes the lead, eagerly mounting and clinging to her lover as they make intense love. By the end of their journey, their bond has grown much deeper.