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.
Does that mean you weren't 
serious before now?
هل هذا يعني أنّك لم تكن جادّاً قبل الآن؟
Das machst du doch schon die ganze Zeit.
¿Dices que no ibas en serio?
¿Dices que no ibas en serio?
Alors comme ça,
tu n’étais pas à fond ?
Quindi finora non hai fatto sul serio?
Está dizendo que não estava
lutando a sério até agora?
Хочешь сказать,
что до сих пор игрался?