I Ended Up Pretending to Be the Boyfriend of a Beautiful but Tough Classmate for Just a Month, but It Seems That She Has Awakened Her Yandere Tendencies Because of That.

Native title: 性格のキツい美人クラスメイトと一ヶ月だけ恋人を演じることになったのだけど、そのせいで彼女が自分のヤンデレ体質に目覚めてしまったらしい