An advanced line of Human-Android hybrids is being decommissioned due to an invasive virus that has enabled them to become sentient. Vallette 975 - and the others - refuse to go quietly.

American military intelligence go forth to develop the first Artificial Intelligence Army, entirely run on Artificial Intelligence and Robotics capability. The A.R.I.A. unit was born. The last excursion left the leader, Unit M0N4 or Mona, was severely damaged. See the adventure from her perspective as she gathers her army for the fight against the Russian Invasions.