Sonogo no Succubus-san

Ruru Katsurada, a succubus, married the person she loved in high school, and the two have enjoyed a happy relationship for many years. However, after four decades together, Ruru begins to experience a sense of longing for physical closeness. The story unfolds in the aftermath of a conventional succubus romantic comedy, now set 40 years later, as the couple navigates this new challenge in their long-term marriage.