In a world full of fantasy elements, four friends with very different personalities formed a temporary adventure team and accidentally took on the arduous task of saving the source of magic. Along the way, they experienced absurd levels, own crises, conspiracies and adventures, and their quarrels and tacit understanding gradually deepened. Each volume contains independent adventure goals, making the journey progressive and humorous. In the end, they work together in the ultimate difficulty to save the world, grow up separately, and leave behind laughter and friendship.