Description:

You're Viro, a ninja who stands against evil creatures! Yet you're a complex guy, instead of using conventional weapons, you spread a virus, which only affects demons and undeads. Vampire Fever is a billiard-like physics game, which you control your character "Viro" and try to infect by touching other creatures on the screen.

Instructions:

Mouse to aim & shoot.
r - restart
p - pause
Mouse right click for turning on&off music only. Other instructions about controlling character and GUI is in the game.