As Asta and the others were chasing the creature that lived in the cave beneath the Yultim Volcano Trail, they happened upon a dungeon. They were then ordered to explore the dungeon by the royal capital, so they split into groups and went in. They head in with Leopold and Vice Captain Randall, but those two end up running into the creature from earlier. They work together but cannot defeat the monster, which makes Leopold feel useless. At that moment, Leopold remembers the strange feeling he felt when he was fighting the elves, and...
By heightening his senses to their limits 
and calmly reading the flow of mana,
،برفع حواسه لأقصى حدودها وقراءة مجرى المانا بكل هدوء
Indem er seine Sinne aufs Maximum schärfte
Leopold aguzó al máximo
sus sentidos para leer el maná
Leopold agudizó al máximo
sus sentidos para leer el maná
Leopold déploie ses sens
à leur paroxysme,
Espandendo i suoi sensi fino al limite massimo 
e leggendo con calma il flusso del mana,
Ao elevar seus sentidos ao limite e
compreender racionalmente o fluxo de mana,
Леопольд до предела
навострил свои чувства,