Mrs Mitchell is worried sick about leaving her kids, Nicky and Roy, for a whole night. She knows she knows she shouldn’t have left them at home alone and is so racked with guilt as she runs for a London train that she falls victim to a mugger who spots her as easy prey. Back at home, Nicky and Roy are trying to cope with the disappearance of their Mum but they are determined to keep their family affairs TOTALLY secret.