This was very sweet. I also think it might be physically impossible to write a RenMerry doujin without addressing the looming threat of separation in their future, but I guess that's one of the reasons they're so popular.
This is literally me when I was sick! With the key difference that there was no one to take care of me, and I had to do all dishes by myself with fever and then buy food and cook. Man am I glad my neighbour gave me some pain killers...