Can love outlive death? Director Ningning's grandpa Zhao is an 85-year old man, who has faced not only extreme hardship during the second war but also the serious illness of his wife Lu that left her almost paralysed. Even though Zhao is a scientist, he believes that "love is a real kind of natural power" that can overcome any hardship, and he proves it. The film explores a unique world of the elderly who are deeply in love.