```
But their children had made rapid progress to the fifth-grade and fourth-grade levels in just a short time.
At this moment, Lu Changsheng's thoughts of returning home became even more urgent, wanting to understand what was going on with his children.
...
Bi Lake Mountain.
Inside a courtyard, in the practice room.
"This, this, this!?"
Lu Caizhen opened her eyes, looking at her hands, feeling the speed of her recent cultivation, she was astonished.
After taking the elixir medicine her mother gave her, there was no noticeable increase in her cultivation level.
She only felt a mysterious sensation throughout her body, as if, in some inexplicable way, her Spiritual Root had been enhanced.
Then she attempted to meditate and cultivate.
To her discovery, her cultivation speed was several times faster than before, leaving her utterly amazed.
"What kind of elixir medicine is this! It can actually enhance the Spiritual Root!"
