AereA is an Action RPG with dungeon crawling elements. As one of Great Maestro Guido's disciples, the player explores Aezir, a floating island that was broken into pieces. Their mission is to find and return the nine primordial instruments to restore balance and peace to the world. Players get to play as Wolff the Harp-Archer, Jacques the Cello-Knight, Jules the Lute-Mage and Claude the Trumpet-Gunner. Players have to find their way through all parts of the scattered islands, complete quests, solve puzzles, defeat bosses and discover the truth behind the islands.