I don't understand why people rate these down so much. It's not the pinnacle of erotica but its not bad. There's a ton of manga out there with much, much weaker writing and illustration that this that gets more stars.
Base +4, Romi the Byzantine +6, LustLord +8, dr-terrible +6, kook69 +12
I think it's how there is very little actual sex throughout. There is a lot of filler, a lot of simple nudity, a lot masturbation. When there is sex, it's very short and not very explicit. It's like reading soft core porn, and really it just comes off as overly tame and mundane.