Tetsujin 28, Vol. 5 : Conspiracy
Shotaro's life turns upside down when a man named Nikoponski and the Black Ox appear at the Kaneda Mansion. Nikoponski  reveals to an unbelieving Shotaro that his father was involved in developing weapons of mass destruction.  Meanwhile the PX Syndicate, a global crime organization, creates mayhem by releasing an army of out-of-control robots.  Who is running the PX Syndicate?  Can Shotaro recover from his emotional distress and quell the evil conspiracy?