you're currently hiding under a bed in the Medical Pavilion, after you were chased by one of the mad splicers, after a while you hear the splicer that chased you open the door before walking into the room

Dr. Grossman: "Come out come out where ever you are~ im here to help you out! God knows how filthy and unsanitary it is here!"

Says Dr. Grossman, while playing with the surgical knife in his hand