The inhabitants of quiet, tree-lined Mulberry Lane take a keen interest in the comings and goings of their neighbours. When number fifteen comes onto the market they are naturally intrigued to see a good-looking man being shown the property, and they hope to find a pleasant, quiet family moving in. But they are to be sadly disappointed - the house is to be a hostel for young offenders. Feelings run high. Opinions are divided - some fearing that they will be murdered in their beds, others wanting to welcome these youths into their community. However friendly the newcomers may be, there are others in Mulberry Lane who are determined to scupper the scheme at all costs...
