Castlevania Harmony of Dissonance is an action-adventure game developed by Konami for the Game Boy Advance. Set nearly fifty years after Simon Belmont's victory over Dracula, players control Juste Belmont, who seeks the relics of Dracula to uncover the fate of his missing friend Lydie. Players explore a vast castle filled with puzzles, enemies, and secrets.
Nearly fifty years has past since Simon Belmont rescued the land from the curse of Dracula. Now, Simon's descendant Juste Belmont, must acquire the relics of Dracula to unravel the disappearance of his childhood friend Lydie. The castle's enchanting mysteries and danger await all those who dare enter.