Seven years ago, an accident took away the Gu family's daughter-in-law and young granddaughter, leaving the young master of the Gu family in a prolonged coma. Seven years later, seven-year-old Tuan Tuan descends the mountain with her master, Jiang Xiao, to search for her family. A half-jade pendant that has accompanied her for years unexpectedly unlocks the mystery of her long-hidden identity. When the other half of the pendant appears, Tuan Tuan is finally reunited with her biological grandfather and father. Faced with the Gu family's complicated relationships and secrets buried for years, Jiang Xiao remains steadfastly by Tuan Tuan's side. Family love, protection, and trust help this long-separated family rediscover warmth and reunion.