Kenji, a school guidance counselor, is literally butthurt; so he goes to a clinic for treatment. Who else would he meet there but one of his students, a troublemaker named Maria.
Quality checker: Cadenza
[Shiomaneki] Koakuma Clinic (COMIC Tenma 2015-12) [English] [Team Koinaka]
[シオマネキ] 小悪魔くりにっく (COMIC天魔 2015年12月号) [英訳]