Five-year-old Yangyang is allergic to peanut oil, but his grandmother uses peanut oil to make him longevity noodles. As soon as the noodles are finished, red rashes break out all over Yangyang's body, his breathing becomes short, and his life hangs by a thread. Mother Li Xue comes to see Yangyang, but is stopped dead in her tracks by the grandmother: "You have already divorced my son, it's not your turn to care." A bowl of longevity noodles uncovers the rift buried for many years in a single-parent family. When matters are successfully resolved, this family also welcomes its ultimate reconciliation and moves toward a happy life.