Warning: Very hard. Like, really hard. So hard you may spend multiple days on this. WASD to move (includes when selecting an action). X to select an action. Click to progress through the story, the dialogue and to hit the bar in the attack sequence.
Music was made by some guy on YouTube (cannot provide the link because the automod flags it). Deltarune, Kris and the face of Friend made by Toby Fox. All other assets are homemade.