It's not mindless, it has a little bit of a reading threshold.
[Mecha][Fake Future][Multiple Heroines][War]
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Under the starry sky, nothing is old.
Black-haired yellow people actually became an aristocratic race in the interstellar era.
Engineering has become an exclusive study subject for the aristocratic class.
A man who is an electromechanical engineer is reborn in the future, carries the memory of the earth, has aristocratic blood, and starts his second life.