1. You arrive at Mars, but are immediately pursued by Martian authorities.
2. You have no weapons. You must run. Start by going through that "Authorized Personnel" door on the left.
3. Through this door on the right, then the next door on the left.
4. Descend these stairs then take the door on the left.
5. Keep right.
6. Use the door on the right.
7. Run down these stairs.
8. Run all the way to the bottom of the stairs. You'll pass many hysterical women here -- very funny.
9. Continue through these doors, then through the second door on the left.
10. LOTS more screaming. Continue through the door far-right.
11. Run into the smoking room. Grab the medium medkit on the middle chair then exit out the doors on the right.
12. Go through the "Authorized Personnel" door and descend the stairs.
13. Exit out the Database Conversion Department door then continue through the door far-right.
14. Avoid the guard seen here as you charge out this door.
15. DON'T go up the stairs. Instead, go around the air duct to the right.
16. Exit out this door.
17. Drop below to end this level and load the next.