He's been banned from the manager's store, I guess he's being misogynistic to the female workers there.
Then again, these guys' sin are almost around looking down at females like incels, from treating them wrong to boundary stalking.
I... I know there's a genre of ugly bastard but... the mangaka is either being an amateur or just draws them HALF-ASSED that he doesn't care to draw male and their proportions compared to those girls.