Due to his grandfather's mysterious clues, Lin Duoduo accidentally obtained a talking backpack and formed a temporary adventure team. The five people followed a twists and turns, humorously resolving various puzzles and crises, from a desert island to a snowy mountain to a magical city, experiencing farce, emotion, growth and unity. In the end, the truth about the disappearance of his grandfather was revealed, the deep secrets of the world were discovered, and self-growth and team value sublimation were completed.
