His greed probably can't be solved by just a written declaration of severance. Don't be fooled by the injuries the old couple have now; time heals all wounds. It won't be long before they make up, and when that ungrateful person spends all the money, they'll contact them again, then continue to leech off them and drag me along with them.
Qi Qi knew what would happen later and understood that as long as they followed her, they couldn't avoid these things, but she couldn't bring herself to ignore them.
Call her the Holy Mother if you want, but everyone had parents who raised them. Especially since these are her original parents, if only a sum of money could completely sever the relationship, it would be fine. But the greatest likelihood is that even if the relationship is severed, when they're squeezed dry, they'll be abandoned because people as ungrateful as that won't care whether they live or die.
