Prosecutor Nishimura Kanade of the Yokohama District Prosecutor's Office's central branch reunited with his college sweetheart Maki Nogi. His father Eisuke Tsuji was the chief prosecutor of the Special Department of the Tokyo District Prosecutor's Office, and Maki's father Hiroshi Nogi is a lawyer.He has been investigating the environmental and energy corruption incident that Ichiro was involved in 20 years ago.However, the relevant personnel at the time all agreed in unison that the play was stuck early...Therefore, Branch Chief Setsuko Ohata introduced Ryuichi Shinzato, a subordinate from the Special Department period to Eisuke.

Shinsato, who met Kanade, resigned from his job as a prosecutor after the “Environment Incident.Although Shinzato said he had nothing to say, he still had one thing to say to Kanade.”Mr. Yasubumi Tsuji used death to seal the truth.“

As he thought about Nisato's words over and over again, Kanade thought of his hometown in Nagano.Surprised by her sudden return home, her mother Yuko Nishimura starts looking for Eisuke's belongings again.So Kanade intermittently recalled the time when his father was hiding in his study in middle school, and finally found an important relic! He learned the truth about the hidden impact of the ”Environmental Energy Corruption Incident“ that led to Eisuke's death...

Kanade, who returned to Yokohama, called Maki to his home and told him that he had found the truth”.Witnessing the unimaginable cruel truth revealed by the relics, Maki was speechless and stood up in confusion...!?

In the end, the cruel fate of Kanade and Maki who continues to tease Kanade will be——.