The only daughter, Marina Asakura, lost her parents at a young age and took over the family bathhouse. Her gentle and warm presence touches the hearts of everyone around her. One day, a college student named Kenta begins visiting the bathhouse. Noticing his presence, Marina gradually finds herself drawn to him, and Kenta too becomes deeply attracted to her. As their bond grows stronger, their pure romance blossoms into a sweet, intimate relationship, unfolding into a heartwarming yet bittersweet love story.