Although Qin Kaiyun had other children, and some of them were ambitious, they posed no threat to Qin Qing.
First, without the full support of his grandmother, he wouldn't be able to get the approval of the higher-ups, and second, he wouldn't get Lin Yi's approval. This was especially important for the future head of the Qin family!
Anyone with a brain could tell that the future of the Qin family was bound to this King hai hai, and how far they could go in the future depended on what heights Lin Yi could reach.
It wasn't an exaggeration to say that Lin Yi was the current Emperor of the Qin family, especially now that the Qin family had offended the four Seas 'royal families. His every move would decide the fate of the entire Qin family, including their life and death!
Under the old lady's suggestion, Lin Yi and the higher-ups of the house had a drink and a chat, repairing the cracks left behind and laying the foundation for future in-depth cooperation.