After an encounter with Walter Breuning, the world's oldest man, Hunter Weeks and his fiancé, Sarah Hall, embark on a journey to meet the oldest people in the world, including some of the last people born in the 1800s. Capturing the extraordinary lives of people 110 years or older, the couple's journey sheds light on what is truly important in life. Traveling across the United States, Cuba, and Italy, Hunter and Sarah explore life's lessons through the stories of several living supercentenarians and the families that support them.