Its seal removed, the calamity-class monster Charybdis and its Medalodon minions advance on the capital city of Rimuru. The Jura Tempest Federation combines all its forces under Rimuru to intercept the attack. King Gazel even sends 100 of his Pegasus Knights to aid in the battle. But Charybdis's extra skills Magic Jamming and Ultraspeed Regeneration make it a formidable foe. So Rimuru unleashes his new skill, Gluttony...
swears on his name to never 
raise a blade to your nation.
يقسم باسمه ألّا يشهر سيفه على دولتك أبداً
nie die Waffe gegen euch erheben wird.
jura por su nombre
nunca levantar su espada en su contra.
jura por su nombre
nunca levantar su espada en su contra.
s’engage à ne jamais
prendre les armes contre vous.
giuro di non volgere mai 
le nostre lame verso di voi.
jura em seu nome nunca levantar
a lâmina contra sua nação.
что никогда не пойду на вас войной.