Gradually, the vine in Gu Zhiqi's hand twined around one of Gu Xiyue's wrists, while Yun Sen manipulated his Green Crystal Grass with the intention of entwining Gu Xiyue's other wrist, when he heard Gu Zhiqi speak, "You don't need to heal him now, continue releasing the Green Crystal Grass in your hand."
The situation with Gu Xiyue was due to the mental method, where the Green Crystal Grass was only to repair the internal injuries caused by the out-of-control Vital Energy. If it was to repair internal injuries, Gu Zhiqi alone could accomplish that.
Having Yun Sen learn alongside her was to pinpoint the issues Yun Sen had with manipulating the Green Crystal Grass.
Back in the Imperial Capital, she noticed that Yun Sen's Ancient Martial Arts were on the verge of a breakthrough, yet after so many days, he still hadn't achieved it.
