Here is an overview of the game, via the back of its box:
Humanity’s hope begins with one man’s retribution.
Fueled by vengeance, former British Marine James Crayson intends to destroy the Chimeran conversion centers at any cost. Enlisted by the European resistance, The Maquis, he soon learns the Chimera have evolved a new method of converting humans. Set after events in Resistance: Fall of Man, the war for Europe continues…
- Enhance Your Game with Resistance Connect – Connect your PSP system with Resistance: Retribution to your PlayStation 3 system with Resistance 2 to unlock additional modes!
- Infected Mode
- Alternate Story
- Additional Skin
- New Intel
- Weapons from Resistance 2
- Resistance: Retribution Plus – Use your DualShock 3 controller to play on a TV via your PSP system’s video out function.