The number of old people with dementia in Japan is soaring. Among the most serious cases are those who live by themselves. They are often not aware of their mental decline and refuse care services. Their resulting isolation only aggravates the symptoms. Dementia takes away the power to make decisions. This program looks at how society is facing this situation, and examines the choices we need to make about how we live out our old age - while we still have the ability to do so.