So he has OP monsters. That’s bullsh*t, he was no hero or high ranking adventurer, didn’t he struggle to get to B rank?
Maybe I’m mistaken though. This could be a great novel if the world building was a bit explained and built up.
But it’s Harem to have high expectations in stories like these. Hey even if Smartphone Isekai was slow it still had crazy good plot.
The art is really beautiful though