By the time they returned home, the Little Ten-Tails' power had completely eroded and purified Enma.
"Big Sister Karura."
When Tamura Hiroshi arrived at the underground Hive Base, he entered the laboratory where Karura was working. It was now stocked with all kinds of experimental equipment and materials, mostly animal organs, though there were human ones too. The place looked rather eerie and frightening.
"Enma?"
Karura looked at Enma, whom Tamura Hiroshi had brought in under his control. As a medical ninja from the village and a member of the Research Department, she naturally knew about Enma. She had even studied him before.
Enma was an exceptionally unusual Summoning Beast. He was powerful in his own right, could use ninjutsu, and could even absorb Natural Energy to cultivate, albeit only to a rudimentary degree. He was second only to the Summoning Beasts of the Three Great Sage Lands, and in some respects, even stronger.
But why had Lord Hiroshi brought Enma out now?
"I want to upgrade the Sage Jutsu Curse Mark into a Three Sages Sage Jutsu Curse Mark, and install it on Enma as well, making him my Summoning Beast.
"Before that, we need to run some experiments on cell erosion and fusion and find a way to reduce rejection, so the body can adapt to all three types of Senjutsu power."
Tamura Hiroshi explained why he had come and took out a Sealing Scroll.
"The village has been conducting this experiment for the past few months, but the results haven't been very good."
Karura didn't refuse, but she warned him how difficult the research would be.
The village's higher-ups all understood that each of the three types of Senjutsu had its own strengths, and that combining them would be ideal, just like the World Tree.
However, fusing