In order to prevent this from happening, he must stalk various ancient vampires of the city in order to drink their blood in the hopes it proves a fitting substitute for the blood of the vampire who left him for dead. Naturally, these vampires are in high society and live a secure lifestyle with countless guards patrolling their domains. But he must sneak in and drink their blood nonetheless, and therein lies the premise of DARK, a stealth action game with a twist.