On her first wedding anniversary, she went out to buy some groceries, and in the blink of an eye, she traveled forty years into the future.

Carrying a bag of vegetables and looking utterly confused, Alice Grant was sent to the Citizen Service Center, where her husband—now an old man—came to take her home.

When Mr. Carter was young, his wife suddenly disappeared and was presumed dead. He lived as a widower for forty years, never expecting that one day his wife would actually return, looking exactly the same as before.

"Sigh, Mr. Carter, is this young lady your granddaughter?"

"No, I'm his wife."

"...W-wife???"

And so, rumors spread throughout Mr. Carter's circle of students that he, at his advanced age, had taken a young wife. The gentle, elegant, and kindly Mr. Carter's lifelong reputation was suddenly in jeopardy.

...

—When time flies by and my looks have faded, will you still be willing to love me?

(Note: The male lead is an old man, and he will not become young again.)