A famous hotel in Tokyo. A charity gala, ostensibly for philanthropic purposes, was being held by the head of a massive conglomerate—

In reality, it is a place for political and business networking, secret negotiations, and information exchange, A venue to reconfirm the [Power Hierarchy] under the guise of an introduction.

Power players from both the light and dark sides gather. Representing the dark side are yakuza with deep ties to various industries. Representing the light side are politicians, master doctors, and wealthy socialites. Standing out among them all is the Saionji Family, the hosts of this gala.

Billionaires with massive influence in politics, medicine, and the underworld. It is no exaggeration to say they are the family at the very peak of this country.