The upcoming narrative adventure game Harmonium: The Musical is developed by a team dedicated to embracing and portraying Deaf culture and creating an accessible experience for all players. Its story and puzzles revolve heavily around sign language, primarily the unique "Harmonium Sign Language," which was created specifically for the game. Harmonium: The Musical's puzzles are designed to be accessible to an audience of all ages and gaming abilities, and focus on providing visual clues and encouraging players to look at and analyze the surrounding environment thoroughly.