At present, the [Advanced Power Heart] he mastered could only allow them to transform from third-tier to fourth rank.
As for what might be needed to reach a higher fifth rank, it remained unknown...
However, Cao Xing still encouraged, "Not bad, Sarah, I'm looking forward to the day you become a master-level assassin!"
Sarah solemnly put away the [Assassin Manual] in her hand.
Then she kneeled on one knee and said, "Lord, this is the most precious gift Sarah has received since childhood."
"In the name of the Dark Moon Goddess, Sarah Blade Dance will henceforth defend everything of yours with her life."
This promise, one could say, carried immense weight.
It meant that Sarah was even willing to give up everything for Cao Xing.
Including race, faith, life...
Cao Xing smiled and then helped the Dark Elf assassin up.
"Go, Sarah."
Sarah nodded slightly, then disappeared on the spot, going to patrol the territory.
...
