Summoning game.
In the infinite world, they used summoning as a means to engage in cruel battles with other players.
This was the legendary story of a shameless guy who had obtained both the Dark Bible and the Bloodline of the Beast King. Current scenario: The day the legend ended, life continued to move forward. Let the adventure of flying through time and space and fate set sail tonight! Just like all the stars in the universe belong to you. This is the story of your life.