Ragna Crimson 13

Armed with knowledge of the future, Ragna provokes the Solarian leaders in a bid to weed out any potential traitors. But doing so incurs the wrath of his new comrades, including a young girl destined to become his mentor and a rambunctious saint who's hungry for a fight. Meanwhile, three of the most fearsome dragons alive gather on a faraway island to discuss their next move.

Volume 13 of the Ragna Crimson manga series by Daiki Kobayashi.