Professional wrestler Kaede Kamigaki undercover in the world of dark pro wrestling

In the government, there was a secret organization that had protected humans against a paranormal presence since ancient times.
The leading character, Kaede Kamigaki, was a member of that organization.
She received information that a professional wrestler was active in the underground arena.
This was sponsored by the authorities, and the wrestlers were gathered using a large amount of fight money.
And the winner would receive a large amount of money that would allow them to live as they please for life. For normal professional wrestlers,
it would be the job of the police to control them. However, according to the rumors, this was something that would involve fighting with abnormal monsters.
And it was not just that, Those that were defeated would face serious abuse. If they had such a paranormal existence, they could not overlook them as an organization. The organization asked Kaede to pursue the truth and act to resolve the issue.
She needed to find the truth. Kaede appeared in the dark world of professional wrestling as a wrestler. There were certainly abnormal monsters present there. What was it that had produced such creatures? Kaede got up into the ring to fulfill her mission.