In the Piggy Kindergarten live three little pig siblings: Mimi (female), Dangdang (male), and Bobo (male). 　　 Their parents are adventurers who travel far and wide all year round. The three little pigs dream of one day going on adventures with their parents. 　　 One day, while playing an adventure game in the sewer, they unexpectedly find a real treasure map. To fulfill their wish and prove themselves to their parents, they decide to search for the treasure marked on the map—the Magic Lamp—and thus embark on a journey filled with wonder, excitement, danger, and warmth.