Don't Bully Me and Give Me Flashback To Your Old Persona, Nagatoro! (programming.dev) In reference to nagatoro before serialization, where she actually for real bullies senpai.
[DISC] Ijiranaide, Nagatoro-san — Ch. 143 — Come on, please say something, Senpai. (mangadex.org)
Don't Bully Me and Give Me Flashback To Your Old Persona, Nagatoro! (programming.dev)
In reference to nagatoro before serialization, where she actually for real bullies senpai.