なぜ気まずいはずなのに彼女も図書室に来ていたのだろうか…

So he does have somewhat of a drive, i get not wanting to be caught but still.
Looks like the girlfriend is more then happy to relieve the pressure though.

麻緒はもうアレだが観月はギリ諦めてなさそうだなぁ、樹くんどこかで少しの絆されしないといいが