"Trust us", they said. So you did.

After being accepted as a new employee in the HMF, you entered a large abandoned-looking building what they said was the factory. It was dark and quiet. Soon you walked down a hallway with different doors on each side. Some were covered in blood, some were locked.

Then you heard an animal, seemingly a cow, making muffled noises behind a door on your left which said "laboratory". When you were about to open it you heard an sudden "hey!" behind you.