Murooka is an elementary school teacher who carries a secret: He likes little boys, and not in an othodox way! Because of this he must wear a "mask" to hide his motives. But what happens when a temporary teacher with the body of a school boy starts working at the same school? Will Murooka finally find love? And how will he deal with the beautiful female teacher who begins to fall for him? Not to mention when his first crush and uncle of his favorite student volunteers to help with the school play. Will Murooka ever find peace? Hilarity and general craziness ensue. Not to be confused with the other [Kamen Teacher](https://mangadex.org/title/4217/kamen-teache)

Fresh from a break up with his boyfriend, Kanou is depressed, and he wonders where things went wrong. He thinks of committing suicide by walking straight to the upcoming train on his way to work, but a high school student stops him. Since then, Kanou seemed to always run into the boy who smiles or greets him at the train station every morning. Kanou dubs his savior 'Campanella,' a character from a book he read. Meanwhile, at work, Kanou continues to work hard as usual and finds himself being drawn closer to his boss. Will his new-found feelings bring him happiness, or will it end up in tears again?

Hikita was hit on by Imai, an older member of his baseball team who he's always respected and looked up to. After practice, they start kissing each other, deepening their love, but then…

Imai, a member of a baseball team, has his eyes on Hikita, a younger member who works so hard despite how awkward he is. Whenever Hikita gets nervous, he seems to glare at people. Imai just finds him so cute. "I'm the only one who's noticed how sexy you are…" He tries to get close to Hikita, looking after him in the way a more experienced member should, when deep down, he just really wants to touch Hikita's naked body!