In modern-day Philadelphia, an old, Korean married couple navigates the aging husband's Alzheimer's as best as they can. When the wife's secret that she also has a chronic disease comes out, her husband must fight to remember how to take care of their family.

Efforts to protect a great leader by creating doubles of him become increasingly drastic, and the true reality of the situation grows more and more unclear as the president is sheltered away in the name of protection and nationalism.