Ooops, I did it again, I read something 'ongoing'! So, I've read up to and including chapter 8.5. It's
ok but nothing earth shattering imho. The only memorable part was the whole biting thing - because it was pivotal to their story, but mainly because it was hella erotic! (But that's probably largely due to my biting kink lol.)
After this, read the sequel, 'Kurui Naka no wa Boku no Ban Beta'.
Kurui Naku No Wa Boku No Ban