Zettai Reido Season 4 ~ Mizen Hanzai Sennyuu Sousa

Izawa Norito (Sawamura Ikki), whose wife and daughter were ruthlessly murdered, is the leader of the Mihan team. This team analyses big data such as the personal information on Japanese citizens – email and phone records, financial institutions' deposit and withdrawal records – and surveillance camera footage nationwide. It then investigates dangerous people identified as future criminals and sets out to prevent such grave offences, primarily murders before these happen. One day, explosives are placed in multiple places including Shibuya, Shinjuku and Kasumigaseki, triggering the highest alert level. The Prime Minister’s official residence declares a state of emergency. As the Special Assault Team and the bomb disposal unit are mobilised, Odagiri Yui (Honda Tsubasa) and Yamauchi Toru (Yokoyama Yu) from the Mihan team join the investigation. While searching for the explosives, Yui enters a room and finds Izawa standing in front of a woman who has been shot dead. He is in tears and holding a gun in his hand. Yui is so shocked that she is unable to make a sound. Did Izawa cross the line as a detective and kill the woman because of his anger at the criminal? The story rewinds to several months before the incident takes place … …

Synopsis: JDrama Weblog