Des：Yuki and his wife have been married for 27 years. His wife, Rei, works at a beauty salon, and her husband, Yoji, is busy as a financial bureaucrat, but they have worked together to raise their two children. Yoji has five years until retirement. Meanwhile, my eldest daughter, who got married as a student, had a child. This is the long-awaited first grandchild. Taking this as an opportunity to have a leisurely conversation about our future lives, the two of us went on a hot spring trip for the first time in a while. On their first hot spring trip in a while, the middle-aged couple is fired up.