The protagonist and his friends enter an awesome adventure that they need to save the world.
When you participated in the construction competition, you discovered something wrong: The most terrifying monsters on the earth were released and no one could defeat them. The only hope for you and your friends is to find a four-person expedition team that has killed the dragon in legend. But where are they now?
At the end of the day, you are racing against time, and you will travel through all parts of the world to explore the underworld and the end of the road. There are many dangers along the way. Can you successfully accomplish this task and defeat the dragons to save the world?