The series does not take itself seriously. The situations are so ridiculous they often bypass being genuinely romantic and become pure slapstick comedy.
The anime adaptation brings the story to life with its episodes exploring the daily life and challenges faced by the characters. Given that you've specified episode 1 (E01), it's likely that this episode introduces viewers to the main characters, setting, and possibly the central themes of the series. Why The Hell Are You Here Teacher E01 WEB x264-...
Ichiro seeks out a secluded bathroom on school grounds for privacy, only to open a stall and find Kojima-sensei inside due to a plumbing issue in the women's facility. The stall door immediately jams, trapping the student and his terrified teacher in a microscopic space where they must navigate a sequence of absurd, accidental physical collisions. The series does not take itself seriously
Why the Hell are You Here, Teacher!? (TV Series 2019) - IMDb Given that you've specified episode 1 (E01), it's
The episode focuses on the first couple we are introduced to: Ichiro Sato, a normal, average high school student, and Kana "The Demon" Kojima, his notoriously strict teacher.
Ichiro Sato, the protagonist, often acts as the audience's proxy, reacting with panic and confusion as his life is constantly turned upside down. The dynamic is designed to create maximum awkwardness, which the show plays for comedic effect. Why The Hell Are You Here, Teacher!? E01: A Guilty Pleasure