Sensei no Yasashii Koroshikata

先生のやさしい殺し方 • Killing My Sensei Softly • Finished

Synopsis

Arisu's parents were killed when she was young. Fortunately, she saw the killer and made a promise to herself to kill him in the future, but little did she know that the killer would become her high school teacher... (Source: Batoto, edited)

Recommendations

Sachi-iro no One Room

Brutal: Satsujin Keisatsukan no Kokuhaku

Death Note

Boku to Senpai no Tekken Kousai