To me it's the fact that they're not sleeping in the same room after 10 years of relationship, but my imagination screams that uenoyama has only that room for work to not disturb mafuyu....
this is actually canon ik cuz mafu told me
To me it's the fact that they're not sleeping in the same room after 10 years of relationship, but my imagination screams that uenoyama has only that room for work to not disturb mafuyu....