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.
were all Summons from 
the world I had come from.
كلّهم تمّ استدعاؤهم من العالم الذي أتيتُ منه
Sie alle waren alle
Beschworene aus meiner alten Welt.
eran todos Invocados
del mundo del que yo vine.
eran todos Invocados
del mundo del que yo vine.
Tous des Invoqués originaires
du même monde que moi.
Tutti quanti sono stati evocati dal mio stesso mondo.
Todos foram Invocados
do mundo de onde vim.
Всех их… призвали из мира, 
откуда я родом.