Created by Gearbox, you will return to Black Mesa, but this time you will be the security guard Barney Calhoun.

Your day begins like any other, ensuring that everything goes fine in your sector. But unfortunately, the tragedy happens. Nobody ever you prepared for this, but the duty calls...

Roam through the corridors of the facility, searching a way to escape from Black Mesa, while you try to fight back your enemies.

Created by Gearbox, you will return to Black Mesa, but this time you will be the security guard Barney Calhoun. Your day begins like any other, ensuring that everything goes fine in your sector. But unfortunately, the tragedy happens. Nobody ever you prepared for this, but the duty calls... Roam through the corridors of the facility, searching a way to escape from Black Mesa, while you try to fight back your enemies.