Bitterness Misleads Filial Devotion

Late 80s/early 90s: Yuncheng's richest man, Ivan, returns to care for his adoptive mother, only to hear of her death. He uncovers a plot by his wife and childhood friend to seize his wealth. With witness 'Silly Nini's' help, he saves his dying mother. But the vicious couple attacks her again in the hospital.