A different kind of Vamp

"The world is too feeble and frail," said the man with a creaky hip in an ancient voice. He cursed the long night for debilitating him.
Street noise filled his ears buffered by the door leading out to the city.
The emaciated hand turned the knob, opening the door. He summoned all of his strength and stepped out into the world.
People passed by, not noticing the old one. Seconds passed, years faded from him and into the humans surrounding him. The Life Leecher straightened his renewed back and walked on, no one the wiser.