On the Battersea Reach of the Thames, a mixed bag of the slightly disreputable, the temporarily lost, and the patently eccentric live on houseboats, rising and falling with the great river's tides. Belonging to neither land nor sea, they cling to one another in a motley yet kindly society. There is Maurice, by occupation a male prostitute, by happenstance a receiver of stolen goods. And Richard, a buttoned-up ex-navy man whose boat dominates the Reach....