'Sunrise Fang' is a charming slice-of-life fantasy story, with so much influence from RPG games. The whole aesthetic of it being presented like an RPG video game is amazing, from the pixelated backgrounds, to the small character headshots, to the battle sequence done in a full on pixel RPG battle presentation. There's a whole lot of world building that's both interesting and has a Spanish flair that I haven't seen a lot of, so it stands out even more. Each of the characters feels fully realized, with their own quirks and motivations, and the designs are surprisingly striking. It says a lot when it feels like this would be a type of RPG game I would like to play.
That being said, the weakest part of the story I would say is the main character and his relationship to his wolf boyfriend. It's a challenge to make the sour antisocial character the main character, and still be able to portray why his wolf boyfriend has fallen for him. I imagine that since this is a demo, I expect it to fully flesh out in this aspect a bit more in the full release. Also, there's an element of a slow burn set up, with the main guy being so closed off about his secret relationship, that I imagine his guards would be lowered as the story progresses. I would say, to not be afraid to really commit to his characterization as an "abrasive exterior with a soft interior" type of character, it'll make the payoff for when he does let his guard down feel more rewarding. As a foundation for a set up for a full campaign/story, this demo really sets up the party well and what each of their motivations are for going on quests, just be sure to put in some smaller story hooks to keep the attention of the reader.
I think this visual novel met the brief for the theme of 'a light in the dark'. You have the obvious imagery of a sunrise being a centralizing theme of moving forward even during times of uncertainty, as well as the wolf being the main character's motivation for becoming higher rank adventurer. Or maybe friendship is the light in the dark. The creativity and presentation are top notch, can't say how charming it is enough. The only thing with a demo is that currently, there's not much of an overarching story to give a full resolution, but I think when this project has it's updates, it'll really become quite the adventure