"Metro 2033’s beginning (not to be confused with the chronologically out-of-sequence surface scene in the prologue) reads like a book because it’s so detailed. 4A Games used the objective of “follow the slow, jabberjaw leader” to support those details, to guide the player towards that cracked-open door with the hazy blue light, the sick soldier on the bed, the grimy assault rifle on the desk next to the empty bunk. For those looking for a compact story in atmospheric vignettes, the first 12 minutes of Metro 2033 can overwhelm."
Full article on Unwinnable.