On a snowy day, in a secluded teahouse in some small country, a young man with his left eye covered by black cloth met with an elderly man with a hooked nose.
The hooked-nosed old man was the Shinobi World's foremost intelligence broker, codenamed X. It was said that so long as one paid enough, there was no information he could not provide.
Bang! The young man placed a silver metal case on the table. When he opened it... there were two million Ninja Currency inside.
As the Ninja Kingdom developed and grew stronger, the positions of daimyo's mansions across the nations became increasingly precarious, while their currencies depreciated like a cliff dive.
The Ninja Currency issued by the Ninja Kingdom possessed the greatest purchasing power and retained its value best.
Two million Ninja Currency was equivalent to the purchasing power of two hundred million taels of silver in the past.
The hooked-nosed old man scrutinized the young man and asked gravely, "What information do you want?"
The young man said, "Major events in the Ninja Kingdom in recent years."
The old man said, "Recent years is too broad."
The young man said, "After the Fourth Shinobi World War..."
"Whew." The old man took a deep drag from his cigarette and spoke of Momoshiki, Urashiki, and even the Army-Breaking Songstress.
The young man tapped his fingers against the table. "What about after Dark Hidden Year 12?"
Facing the old man's somber gaze, the young man propped his chin on both hands and added, "The things you mentioned may be secret, but there are still traces to follow. They aren't worth the payment I offered."
The old man pondered for a moment. "In Dark Hidden Year 13, Ōtsutsuki Kikushiki, ranked ninety-first in the Ōtsutsuki Main Family, came to investigate the cause