@Chuchlain This is the difference between employees and independent contractors. In a complete system at a certain rank you would become an employee of either the guild or of the government / military (depends on the scale of the guild in question), so that you could be stationed at an optimal...
@Nakanowatari It seems like the rooms in the share house have very good sound proofing (similar to high quality hotel, maybe good love hotel levels), unlike standard apartments, as MC only heard Usagidon because both their windows were open.
I think this is the sisters original personality, she seems to remember something once she sees the images on page 21, and by page 26 she has fully reverted.
The smile on page 26 is creepy.