In a distant future, humanity's last hope relies on the musical abilities of a relic spaceship, the Symphony, equipped with a unique weapon: sound-based ammunition. Players assume the role of Nova, a quirky and rebellious pilot with a knack for improvisation. As they navigate through a galaxy teeming with bizarre alien species and treacherous space terrain, players will face challenging moral choices and musical duels with alien commanders. The game emphasizes branching narratives influenced by the player's chosen musical styles and strategies, leading to dramatic outcomes as they seek to reclaim their home planet from alien invaders while unraveling the dark secrets of an ancient intergalactic conspiracy.