Dungeon Dungeon : Survival - In the distant past, humanity experienced an end-of-life crisis due to endless monsters coming out of the dungeons. But one day, warriors with great skills appeared and sacrificed their lives to seal the dungeons and return peace to people. Many years have passed, and now that the powers of the sealing spells have weakened, the dungeons are beginning to awaken one after another. And here you are, who are reading this story, it seems that your view is the same as it was in the past... Game Features: Easy one-handed operation anytime, anywhere! Limitless shooting with monsters invulnerable to bullets! Intense battles with powerful monster bosses! A variety of skills and combination systems for fighting dungeons! Various themed dungeons and unique monsters.