A merchant from the east brings Hinata Sakaguchi a new book. In it she finds surprising information about the Jura Tempest Federation, a nation of monsters. As a former student of Shizu's, what goes through Hinata's mind upon learning about the existence of Rimuru? This special episode gives some hints as to what's coming in the new arc, as well as a look back at Rimuru's exploits thus far.
I am one of only four True Dragons 
that exist in this world.
أنا واحد من التّنانين الحقيقيّة الأربعة الوحيدة
الموجودة في هذا العالم
Ich bin ein Drache einer der
vier Drachenarten in dieser Welt.
Soy uno de cuatro Dragones Reales
que hay en el mundo.
Soy uno de cuatro Dragones Reales
que hay en el mundo.
L’un des quatre spécimens de dragons
qui existent en ce monde.
Sono uno dei soli quattro esistenti in questo mondo.
Sou um dos quatro únicos Dragões Verdadeiros
que existem neste mundo.
Я один из четырёх
истинных драконов этого мира.