Synopsis

The chapter opens with the protagonist and companions confronting enemies in a challenging environment, manipulated by the protagonist. They use the "current modification" skill to maximize the water current's effect. However, the protagonist reveals that their plan goes beyond simply defeating the current group. They are preparing to unleash a legendary weapon, Excalibur, through a powerful "Black Rank" hero, Arthur Pendragon, aiming to achieve a significantly greater result, while also experimenting with the gains from a dungeon monster.