24 0 3Actions Report Solution After you have completed the chapter in the boat, (this is after you have beaten the hunter chopper) and have entered the building, you'll meet up with Alex and doctor Vance. Follow Alex and she will give you the gravity gun soon.Showing all 3 comments. Leave a comment. Just a small note, this achievement is in the Half Life 2 game.Posted by Fafhrdd on 09 Mar 10 at 22:58 Did anyone else hit the glitch where the elevator door won't open? The doctor chick presses the button before the door of the elevator opens. The elevator goes down, and she just stands there looking at me....Posted by markiemark1112 on 29 Sep 13 at 19:05 Episode 1?Posted on 31 May 17 at 21:37 Leave a comment