Feeling their married life had grown dull, the husband decides to introduce something new. The plan unfolds during a special hot spring getaway the couple takes together. At the destination, the husband takes the bold step of hiring a masseur—just for his wife. But he soon realizes this masseur isn't here simply to give a regular massage; he's been given a very specific, intimate request: to pleasure his wife in every possible way. The husband explicitly tells the masseur to do whatever it takes. From a hidden vantage point, he watches as his wife surrenders herself to another man. This secret encounter brings an unexpected shift to their relationship.