After losing her husband, a young woman named Juri becomes the new proprietress of a hot spring inn. Her past lover, Daiki, returns with his new wife—the woman he could never forget. Jealousy flares as Daiki's new bride confronts unresolved feelings, while other women, including the inn's manager Kobe, arrive entangled in their own desires. Set in a secluded ryokan, complex emotions and tangled relationships ignite. As bodies heat in the steaming onsen waters, hidden passions erupt into trembling ecstasy. Amidst warmth and desire, Juri faces new trials and the turmoil of forbidden love. A mature tale of longing and lust unfolds.