On the way to exile, the Bai brothers unexpectedly pick up three-and-a-half-year-old Lili. Thinking the family was merely gaining a little toddler to care for, who would have known that from the day she arrived at the Bai household, good fortune would follow! Short of water and food, she always brings surprises; with hardships continuing all along the road, she helps her family resolve difficult problems time and again. While others frown all the way, the Bai family finds more and more hope as they walk. This naive, cute, and obedient little lucky baby gradually becomes the treasure held in the palms of the entire family's hands!