11-year-old Jung Si-woo always had to play alone during PE class.
«I’m excluded from any ball games.»
«Are you kidding me? Why are you the only exception?»
«If I play with the rest, everyone will be excluded. Physically.»
The strength that Jung Si-woo has is not from any hard training but just a power he was born with.
When he turns 16 years old, the world faced a cataclysm, a huge castle appeared over the Earth out of nowhere. It began selecting special humans to grant them wings making them a Player and that soon changed the world.
10 years passed.
Jung Si-woo with a supernatural strength has still not been able to forsake his dream to be a Player. While he was enjoying his jobless life, he saved a falling Player and unknowingly met the requirement to be a ‘Underground Player’.
He became more special than anyone ever is! Now, Jung Si-woo brilliant dungeon strategy play begins.