Himari has been married to Yusuke Usui, a childhood friend who lived next door and is four years older than her. He's cool and smart, and people around him think he's cool, but he's sweet to Himari! Today is our wedding anniversary, a special day that comes once a year♪ Yusuke is more sweet than usual, taking baths together, but Himari has also prepared a special surprise for Yusuke...!? Then cool elite manager. But at home, to his wife is a doting husband!? The wedding anniversary of a doting couple is a special day that is sweeter and more intense than usual――…♪