Deadly espionage in a world held hostage … Return as Gabriel Logan; or play as Lian Xing; in Syphon Filter 2; the sequel to the blockbuster 3D action-adventure game. This time around; Gabe and Lian are framed for treason by the very agency for which they risked their lives. If that werent enough to worry about; they must make it in time to the agencys lab in Moscow before it releases the ominous Syphon Filter virus. Explore 3 vast worlds and more than 20 thrilling levels. In an intriguing twist; some levels are played as Lian Xing; who has been infected with the dreaded virus herself. Utilizing the most deadly high-tech weaponry ever designed; enter the tense world of stealth and intrigue where its not who you know but whos on your side. Beware the enemy within.