At the start of the level, you look at a floor hatch. Shooting the chains to open it drops you down a specific path. If you stay upstairs, look out for the following areas:
achievement (for saving all scientists) unlocks the Armory in the in-game Gallery. Get New Weapons: house of the dead remake save all scientists
2 (The first scientist you meet always dies in the cutscene—you cannot save him. These are the next two.) At the start of the level, you look at a floor hatch
If you reach Chapter 4 with all scientists saved, you gain entry to a hidden bonus room after the Hanged Man rematch. Unlock the Armory: Entering this secret room or earning the Get New Weapons: 2 (The first scientist you
A researcher runs toward the camera with a zombie closely following behind. Aim for the zombie's head but keep your crosshair centered so you don't hit the running scientist.
Shortly after the game begins and you enter the foyer of the mansion, the camera will pan to the left. You will see a scientist in a white coat cornered by a zombie. This is your first test. The zombie is positioned directly in front of the scientist. Aim for the head immediately. If you miss, the zombie will bite the scientist, and the rescue will fail.
After passing through the initial courtyard area and entering the hallway with the pillars, the camera will swivel. Look to the right side of the screen. A zombie will shamble out from behind a pillar and grab a scientist. Because the camera is moving, you must lead your shot slightly.