The artists explain: The Son is the child of the Fourth Miss of the Third Palace. Because the Fourth Miss remarried and left home, the child went out in search of his mother. His Grandmother was deeply worried and thus followed the child to look after him.
藝人解釋：婆姐子是三宮方四娘的孩子，因為四娘改嫁而出來尋找母親，他的阿媽「婆姐媽」不放心，於是尾隨其後照顧他。