Castlevania: Harmony of Despair is a side-scrolling action-adventure game developed by Konami, the creators of the Castlevania series. The game takes place in a world where Dracula's castle has been shattered into pieces, and players must navigate through these fragments to uncover the mysteries behind the disintegration of the castle and the return of Dracula. The game features both single-player and cooperative multiplayer modes, allowing up to four players to team up and explore the castle together.