Set aboard the USMC Viridian, the player is awakened from stasis , to find a deserted hostile ship. Not remembering their own identity, subject 09 will have to unravel the mystery surrounding the disappearance of the crew and avert the ship's navcom sending the ship to the surface of mercury. Players will face a hostile force in the ships own AI and will have to survive countless levels of danger as they fight their way through 28 harrowing levels filled with Cyborg commandos and other dangers. This title has 28 levels, all with a unique free roaming exploration method , as well as 2 training maps.