The gym owner's response? "Not my problem, mate. You can pick some clothing from the lost property box to go home in."
I ended up wondering what would have happened if my friend had got involved in an accident and lost his memory? Would he perhaps be mistaken for a tramp? What would his partner think had happened to him?
There was still no real story though, so I wrote from the point of view of a policeman reopening a missing person's case after the missing man's stolen watch turns up for sale.
At 2,000 words, I have great hopes for this story. I'll keep you posted.