Even with Tank's clue this was hard to find. He has written so dang many stories! (much to our pleasure, of course)
This is
The Costume .
Next up:
Clark awoke from sleep with a start. Images were flashing through his brain. An attractive, young woman with short, dark hair; she was in trouble. He wasn't really sure who she was and yet he seemed to know her at the same time, like you knew an old friend. Her mouth formed the words, "Help me, Superman." Then there were more images; flashes of a house that he'd never been in, and yet it seemed so familiar to him, like he'd lived there before. Again, more images of the woman. Her smile, her eyes, they looked so loving, so warm and inviting. And then the vision was gone.
