This was truly beautiful. The story, the ambience, the music, the art, the way how characters interact with each other... It's fair to say I'm in love with all these!
The only suggestion I can think of right now is that the text in the "Help", being white on a bright background, is a bit hard to read. An altered colour scheme could help.
Keep up with the great work, I can't wait to learn what's going to happen next.