Pretty sure that's not chapter 4
it’s the classic jap author making a monster girl love story and the plot bends backwards to make it make sense on why will a young guy be forced in such a cramp space in front of the giant tall mommey womenthey get full support from the government and he's their #1 exorcist, yet they cant afford him a double height ceiling villa somewhat out of town plus a personally assigned car+driver for both security and quality of life?