Dr. Freeman is taken out of stasis by his "employer" to help rid the planet of invading aliens forces known as the Combine that entered through the portals he helped create.Dr. Freeman is taken out of stasis by his "employer" to help rid the planet of invading aliens forces known as the Combine that entered through the portals he helped create.Dr. Freeman is taken out of stasis by his "employer" to help rid the planet of invading aliens forces known as the Combine that entered through the portals he helped create.