Hiroki Tōchi

Rikka is a ninja descendant. Her grandfather Hyoe is the last chief of their ninja clan and her father is a cyborg researcher. Both are killed ...

Year 2116—The Japanese government begins to export the Sibyl System unmanned drone robots to troubled countries, and the system spreads ...

When the Punisher takes out a black-market weapons dealer, he stumbles upon a far-reaching terrorist plot devised by a group known as Leviathan.