In the dim light of the electric factory, there stand two individuals, one with wisdom and logic, the other with mysteries. Mirai has soon known that even if a forty-five years' worth of advantage, she would still struggle fighting head-on with an Intruder whose overall rating reaches the ninety band.

  Whatever happens next further confirms her fear. Behind the Intruder, she can see the dark, faint shape of some large weapon-like machine, characteristic of a Scientist class. To remind you, besides ratings, Intruders are also split into classes, the Physical, the Engineer, the Technician, the Scientist, and the Commander, in increasing power and authority order. Intruders with higher ratings are eligible for higher classes.

  However, the Intruder is showing a very calm expression. The entrance to the electric factory is not shut. It does not plan to trap Mirai here. Rather, it is just a display of an overwhelming power gap, where the aura of the Int