The elderly care facility is located on a hill overlooking the sea in Kanagawa Prefecture. With an average age of 84, over 450 residents live quiet lives here. Some have spent over 30 years here. A 90-year-old former engineer says, “I never expected to live this long.” A 90-year-old couple who met after losing their spouses. An 80-year-old woman who dedicated her life to work now spends her days alone on the sofa, watching people come and go. In the era of a 100-year lifespan, the question arises: “What is happiness?”