Hatsuko, a commoner, is to be married to Seiichi Kusakabe, the young president of one of Japan's leading conglomerates! After their honeymoon, Hatsuko begins to live in Seiichi's mansion, but her grandmother Chinatsu is there and she is nagged by her..... Can Hatsuko, a commoner, be accepted by her grandmother-in-law, Chinatsu, who is always harping on about everything she does?