In Takamagahara, on Heavenly Twin-Island, the battle between Ōtsutsuki Shangfu, the Heavenly Poison Master and final of the Branch Family's Four Great Experts, and the Ninja Kingdom's two female generals, Nadeshiko Saori and Amamiya Shinki, had reached a fever pitch!
Though Shangfu sounded like a woman's name, he was actually an effeminate-looking male Ōtsutsuki. He wore a long scholar's robe adorned with purple epiphyllum flowers, a silk sash around his waist, and his long hair tied into a high ponytail. Towering wooden clogs beneath his feet, he radiated the lofty air of an untouchable aristocrat!
His eyes were black on the left and white on the right. The white one was a Byakugan, and so was the black one; it had merely mutated in appearance after being inscribed with a certain "secret technique."
—Secret Technique: Heart-Severing Poison!
He could poison people with his eyes alone!
Did that not sound all that remarkable?
The key lay in the word "poison."
Shangfu's poisons were known as the Five Poisons, divided by color: red, yellow, blue, green, and black!
Each of the Five Poisons had a different purpose.
Red Poison destroyed Chakra, Yellow Poison destroyed willpower, Blue Poison destroyed souls, Green Poison destroyed vitality, and Black Poison destroyed Soul Rings!
With all Five Poisons within one body, even Yama could not keep one alive.
How terrifying...
Was there no antidote?
There was! Shangfu himself could cure it!
But if Shangfu died, the poison would become truly incurable!
Therefore, unless one was prepared to perish together with him, Shangfu could not be killed!
Then some clever little child might say,
Wouldn't it be enough to control Shangfu with genjutsu and make him administer the antidote?
Indeed, every field had its specialists. Shangfu was not powerful enough to be immune to all genjutsu.
So he