Solution

Rui stared at her. He knew that she was stubborn enough to refuse to simply let it be. In that case, he wished he had anticipated this and asked Senior Sarak to tell her that the Floating Sect had procured the treatment. That way, everything would be fine.

He enjoyed her company, but he didn't want her along. Although she was probably a bit stronger than him in a general sense due to her many years in the Senior Realm, she too did not have the drive to reach the Master Realm and had not made too much progress since hitting the Senior Realm.

It couldn't be helped, many things could be accomplished since hitting the Senior Realm, and the three Martial Seniors had largely found what they wanted with its power.

Unfortunately for Rui, that meant that she was going to become a liability in the long run. Not only was he not going to stagnate like she did, he was going to maintain his highest efforts to continue pursuing his Martial Path.