A single player modification of the Half-Life 2 engine. After a disastrous rescue attempt to free Richard G Newell, a renowned rebel scientist, Dr. Gordon Freeman awakes to find himself locked in a holding cell on a mountainside prison facility dubbed 'Rock 24'. His new mission, locate and free the rebel scientist and escape the collapsing combine prison.
* A single player adventure featuring puzzles, action and a brand new storyline, based at an offshore prison facility.
* New environments to explore, moving away from the traditional City 17 setting.
* New faceposer work and voice acting.
* An estimated hour and a half play time.
* Custom music.
* Custom models (well... one).