It's kind of amusing that there's a subtext through this and other chapters that Hayato's dick is smaller than the other guys she screws and he's not that good at sex, on top of all the other ways he's generally worthless.
Down the twisted rabbit hole. "It will soon be done :Bands cannot always play, nor ladies smile: Endure with patience the distasteful fun
For just a little while!" This musing brought on by subversive story and great art of Shindo L and Lewis carroll.