三叶（北乃绮 饰）是冲田总悟（吉沢亮 饰）的姐姐，某一日，她告知弟弟自己即将和一位名叫藏场当马的男子结婚。实际上，三叶和土方十四郎（柳乐优弥 饰）曾经有过一段没有结果的情缘，当时，土方冷漠又决绝的拒绝了三叶的示好，这也是总悟憎恨土方的最主要的原因。可实际上，在他们两人的心中，依然保留着对于彼此最纯粹的感情。 三叶的身体一直不好，病情突然恶化的她昏倒被送往了医院。与此同时，真选组组长近藤勋（中村勘九郎 饰）发现，三叶的未婚夫一直在从事着走私军火的非法勾当，在背后支持他的，是庞大而又可怕的黑恶势力。愤怒的总悟决定替姐姐报仇，万事屋的老板坂田银时（小栗旬 饰）亦被卷入其中。
Maya, a wood factory worker. After losing her parents, Maya had to struggle to support her younger brother, Adi. As an older sister, Maya always tried to keep Adi safe and out of trouble. Maya's efforts were successful at first. Adi and Maya's lives were peaceful. However, the peace of life suddenly changed drastically when Adi suddenly disappeared without a trace. Maya immedia...
CBS续订《海军罪案调查处》第二十二季。
