Isekai Quartet Episode 2 English Subbed Episode Title:Tension! Introductions.Episode Description:Roswaal L. Mathers takes position as one of the school teachers and introduces the "school life" rules for the students. The students are then allowed to introduce themselves to their class peers. Later after school is over, Ainz and his Floor Guardians walk on a sidewalk when they are confronted by Aqua, who explains that she cannot allow the undead to continue and attempts to use her magic to vanquish them...