The story tells the story of six young people with different personalities who, after accidentally obtaining a mysterious "lucky egg", were involved in a magical continent called the "Fantastic World". Here, adventurers need to complete the level tasks issued by the strange system before they can return to the real world safely. Along the way, the team passed through mechanical castles, wilderness forests, underwater ruins, sky palaces and other places. Not only were they full of laughter, but they also encountered powerful opponents and mysterious forces many times. Exhaustion, disagreements and crises continue one after another, but everyone grows in danger and cooperation. When the ultimate challenge came, the six of them worked together to break the situation and successfully protected the secret of the 'lucky egg'. Finally, they found their true courage and friendship, returned to reality, and ushered in a beautiful new chapter in life.
