The author usually postfaces the end of her heavy works like this as being "half fiction and half reality". It's to think that these kind of works just come from perverted, messed up minds, but taking a more charitable assumption, there might be small nuggets of wisdom and empathy the authors...
@AmmarAli_5 our man pulled through with a somewhat decent redemption arc for his other really crazy manga Himegoto - Juukyuusai no Seifuku, hopefully this one won't be too dark
Truthfully the only thing I would've changed is adding rain to the last couple of pages, to empathize the fucking hydrogen fusion of catharsis we all just went through