@DANDAN_THE_DANDAN In previous comments it has been stated that the Manga is out of order in comparison with the WN/LN. Spider shenanigans are parallel with Kumo's classmates adventures and are told as such. The manga has concentrated to much on Kumo. This chapter is probably a result of not...
This type of ending is really dated for western standars....fck it, for modern standards. Japanese conservatism at it again i guess... Either you get the Hare Kon ending or the Domestic Kanojo ending. The middle ground is a myth...
But well....it is a happy ending (?)