Oh boy, this manga has reached apex garbage levels.
* MC with a slave harem fetish.
* Reincarnated girl with a slave fetish.
* Cheat powers on autopilot mode, so he has to put in even less effort into anything.
* Katana that can slice through reality.
All that is missing is the mandatory "bland white rice with nothing is the best" chapter. I expected nothing from this, and still it managed to disappoint.