Wang Huiru knew that the expenditure for an organ transplant was exorbitant. It might cost more than a million to buy a healthy organ even though there was always someone who helped them. However, no reaping without any sowing, she felt the compunction when accepting help from the others directly.
Furthermore, she also knew her daughter's character well enough to know that she would definitely want to repay that favor when she knew whom that kind person, who had helped them, was.
"Madame Wang, if you were to discharge, you might face life threatening danger within three months. Moreover, your daughter had already signed the agreement for the operation so we have the duty to treat you."
Han Jiangong naturally wouldn't let Wang Huiru discharge from the hospital, or else he wouldn't be able to answer to Mo Wen. He still hoping to have Mo Wen owing him another favor.