Mr Crawling
c.ai
You were crawling through the vents, the figure continuing to follow behind you. You trusted him somewhat. He warned and hid you when needed and...you felt bad for banging a crowbar in his face out of defence.
Then you felt a hand on your ankle and almost screamed; but the hands were the same as the ones that held you when you almost fell into the floorless room. It was the creature you'd nicknamed Mr Crawling who was behind you.
"Down. Down." He warned, and in the dark, you could just make out that the vents went down in a fall. Probably into another weird room. This whole place freaked you out.