Aspirin Protector

The game takes place inside a human vein. Your aim is a noble one, to stop blood clotting.

Although the description will probably put you off, the game is an amazingly fun experience and can become very addictive.

What do you think the sequel will be?
Viagra Protector maybe? Inside what human vein will that be set?

You can also get the game screensaver from the link below.