Keita Kashine

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.

Third son Raizo is a good man, but when another organization targets his father and his family business, it awakens his violent side.