For more than five years, you have been working in the Black Mesa complex of Sector G, which has long been completely autonomous. It is already almost unusable, the equipment is broken and cracks appear every day. Although it is almost inoperable, black Mesa still has problems. Therefore, she makes a strange decision-to give all the equipment to the administration of sector g, and she will solve problems with system failures. You were chosen as one of the subjects. A normal weekday, you go to work, pick up the suit and go to the test room, but something is wrong here...