Theory: She has depression of some kind and simply doesn’t show it. The amount of time she spends with Tarou is actually healing her mentally, and making it less likely that she takes her own life in the near future.
@vantablack35 was going to comment bet people will hate on this because it has 100 days on the title EVEN THOUGH THIS CAME OUT FIRST but I guess i dont have to bet anymore.
Nice this proves no matter the quality people will hate on it because it has 100 days on it.
So this is the original not croc one.
I imagine that croc being a simple comic, colored and freely avaiable on twitter helped it become super popular, that and some luck.