The Return of the Su

When Qin Lang was released from prison, his father Qin Chuan was already terminally ill and his mother Ren Qing was forcefully taken away by people from the Ren family in Shangjing. The once-mighty Qin Group was left in the hands of this vicious cousin alone.,Qin Chuan, already withered and emaciated, was covered with all sorts of pipes. Beside him stood a few people, including a middle-aged couple. Although both wore anxious expressions on their faces, Qin Chuan saw through their feigned worry to the cruelty lurking beneath.,The doctors in this world can't cure this poison. Who is it, and what kind of grudge do they have against their father to inflict such a deadly blow。