There is a big family. Their grandparents are a married couple who look harmonious and are always in harmony with each other.
One day, when they were together, the grandchildren asked the two of them, "Grandparents, please tell us the recipe for getting along and how grandparents have maintained love so far so that we, the young ones, can learn."
Hearing that question, for a moment grandpa and grandma looked at each other, smiling at each other.
From the gazes of the two, emanated a deep sense of love between them. "Aha, grandmother will tell and answer your questions," said the grandfather.
While looking back in time, my grandmother started her story ...

This is an...