John Simpson, Gloria Hunniford, Lesley Joseph and Tony Robinson leave their wealth, comfort and busy lives to move in with a pensioner experiencing one of the toughest problems facing old people in the UK. How does John cope with the harsh realities of loneliness when he spends time with an isolated pensioner? Can Lesley help an elderly couple struggling with the impact of ill-health? What can consumer champion Gloria come up with to help a grandmother dealing with the grind of poverty? Can Tony help a pensioner overcome the anguish of a pensioner's bereavement?