Castlevania II: Simon's Quest, known in Japan as Dracula II: Noroi no Fuin (?????II ????? ,Dorakyura Tsu: Noroi no Fuin?, lit. "Dracula II: The Seal of the Curse"), is an action-adventure game developed and published by Konami. It is a part of Konami's best-selling Castlevania video game series. It is the sequel to Konami's original Castlevania for the Nintendo Entertainment System. Although Simon's Quest features direct elements from it, it also introduces a different gameplay with exploration themes.
The game takes place in the fictional universe of the Castlevania series, where the vampire hunters of the Belmont clan wage an endless conflict against the immortal vampire Dracula. Simon's Quest takes place after Castlevania, in which Dracula has been defeated, but has left a curse on the protagonist Simon Belmont from their last encounter. With the Belmont clan's whip, the Vampire Killer, Simon travels the Transylvania countryside to undo the curse.