Still upset over what happened at class, Jun goes to watch a pro wrestling match only to find Keima sitting at her seat thanks to Elsie making a copy of her ticket. As she is forced to sit with him to watch the match, Jun wonders why the class won't let her help them, which Keima then asks her why the girls basketball team disbanded when she was captain and correctly concludes that it was her idealism that forced the other members to quit and despite claiming she was trying to help the team for them, she was actually helping them for herself which Jun leaves the match in anger. Despite this, Keima concludes it's time to capture her heart. Later, Jun tells the class she has entered them for a marathon hoping to help them bond, but instead they refuse, feeling that she's trying too hard on them, which leaves Jun disappointed and tells the class how selfish they are before running away. As the class bad mouths Jun, Keima unexpectedly calls out on their behavior and disappearing before they confront him. As Jun arrives at the old girls basketball team locker room, Keima confronts her, telling her despite claiming to have changed in order to teach her idealism to others, she still hasn't changed at all. As she runs away into the school gym crying and wondering why people won't let them help her, Keima consoles and tells her to not give up and try harder as it will finally make them accept her idealism. Just then, the whole class arrive in the gym to apologize to Jun much to her joy. Unknown to Jun, Keima knew what was going to happen so he planned with Elsie to have the class to start hating him after Jun left and made them worry about her after she was gone. As Jun's time as a student teacher comes to an end, Keima sees her off and asks her to come back which she promises to become a better teacher and kisses him, finally expelling the spirit inside of her.
純の熱血ぶりについていけず徐々に離れていく生徒たち。それにショックを受けた純は、自分を励ますため大好きなプロレス観戦に出かける。エルシィの特製チケットで純を待ち伏せした桂馬は、そこで彼女が過去にぶつかった現実（リアル）の壁を突きつけ…。それでも理想を追い求める純、そして桂馬は……。
쥰의 열혈교사 행보를 따라가지 못하며 서서히 멀어지는 학생들. 그것에 충격을 받은 쥰은 스스로를 격려하기 위해 좋아하는 프로 레슬링을 관전하러 간다. 그런데 이미 쥰의 지정석에는 엘시로 부터 복사 티켓을 통해 들어 온 케이마가 앉아 있었는데...이상과 현실의 틈에서 방황하는 젊은 교육 실습생 나가세 쥰과 함락신 케이마가 그려가는 청춘 드라마 3부작. 마침내 그 감동의 마지막 편!
