The tenth Koro-Sensei Quest! episode opens on an ordinary day for Class E before dropping a shock: Takebayashi announces he wants out. His plan is to abandon his classmates and cross over to the paladins, the elite knights the class has been at odds with.
Things begin as routinely as ever for Class E, with nothing to suggest the day will be any different from the last. That calm breaks when Takebayashi speaks up with an unexpected declaration. He intends to walk away from the group and throw in his lot with the paladins, the knightly order known in this world as the Big Five.
Class E goes about a typical day. Takebayashi surprises everyone by stating his wish to leave. He names his destination as the paladins, the Big Five, setting up the conflict that drives the episode.
This is the tenth episode of Koro-Sensei Quest!, the alternate-world comedy spinoff, and the entry is a brief stub. It aired in Japan on February 23, 2017, and in English on March 2, 2017. Its opening is Re:QUEST!, while the ending switches to Mata Kimi ni Aeru Hi. It comes after Showdown at Fukuma Tower and leads into It's Not a Job, It's a Calling.

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"Takebayashi, Leaving the E Class?" is the tenth episode of Koro-Sensei Quest!, in which Takebayashi announces he wants to abandon Class E and join the paladins instead.
In "Takebayashi, Leaving the E Class?," the paladins are identified as the Big Five, the elite knightly order that Takebayashi wants to defect to.
"Takebayashi, Leaving the E Class?" aired in Japan on February 23, 2017, and in English on March 2, 2017.
"Takebayashi, Leaving the E Class?" is the tenth episode of Koro-Sensei Quest!, coming after "Showdown at Fukuma Tower" and leading into "It's Not a Job, It's a Calling."
The episode uses "Re:QUEST!" as its opening theme, while its ending theme switches to "Mata Kimi ni Aeru Hi."
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