Synopsis: Aya Nagase, a former member of Japan’s elite Special Assault Team, has left her dangerous past behind to focus on her husband and six-year-old daughter. But when a former colleague asks for her help finding her missing younger brother, Aya is drawn back into the world she thought she had escaped. Leaving her daughter with a promise to return by 6 a.m., Aya sets out on a night-long mission against a ruthless criminal organisation. As the hours slip away, she must fight her way through the darkness and make it home before dawn.
