Assassin Erika(2017)

Erika (Saryu Usui), who retired from the killer one year ago, was living a modest but happy life with her lover Hiura (Kazuto Saito). Erika's heart, which has erased many targets, has lost its emotions, but Hiura's kindness and love heal the wounds in Erika's heart. One day, Erika learns from the TV news that Hiura has been killed.