I like how the author decide to draw this time travel to let see some adventure with the old crew while in the anime there is Frieren with the new squad.
so, all the seriousness in the latter chapters is thrown in the trash can....... And, MC, what lesson do you want to teach to your autistic GF, exactly? Than unconditional "Yes" make no sense.
+10/20 on the male side, there are advantages for both side for that that make sense, +10/20 in the female side there are none... I mean this is a manga, it's fantasy and it's cute, real life it's another thing.