This really is a complete greeen flag comic from start to finish. But that's also why I wish this was WAY longer!
The character personalities are all great, each character feels realistic in behavior and is acting like a person and not just doing things to create moments for the story/drive the plot along as the author wants.
The writing is definitely well done. Overall setting, dialogue, characters, etc.. Very well done in every way, which is a surprise for something so simple. Usually there a
Ookami-sama no Koiwazurai