Koroshiya Anna (2015)

Anna is a nun who has decided to give up her happy life as a woman and live as an assassin. She decides to leave her happy life as a nun behind and live as an assassin. She is ordered by Father Obara to take out her targets, and does a brilliant job of it. However, Anna has a spectacular past that she has only revealed to Obara. Anna decides to leave her happy life behind and live as an assassin. But an unexpected trap awaits her.