In Liverpool, the only place 55-year-old Nigel Jennings can sit at home is his mattress - and even that isn't completely safe. Nigel hasn't been inside some of the rooms in his home for over seven years. He is one of the most extreme hoarders psychotherapist Stelios Kiosses has ever seen. Will six weeks be enough for Stelios and his team of expert de-clutterers to help Nigel deal with his painful past and eventually start to let go of some of his belongings?