They managed to combine nanomachines with TCM quackery (body impurities, Qi needed for martial arts) evidently without triggering cognitive dissonance in themselves. Truly great minds indeed.
When he said he met her in the past my first thought was "world-travelling novel-reading reincarnator vs time-travelling reincarnator, in the same world". Would have been an interesting setup.
Feels like filler. What happened in this chapter: a) he ordered to find out her real skills b) some lady was introduced. Everything else was "filler"-like small talk that didn't reveal any new angles on the villain's personality.
ice powered chainsaw in the world of magic knights... I guess I shouldn't complain - we've already witnessed robot swarms and motorcycles with google maps.