After the case of Izumi Sonoko in "Who Killed Her" ended, the murderer was punished, and Yasumasa Izumi, Sonoko's brother, returned to Aichi Prefecture and resumed his day-to-day work.
Who would have thought that Kaga Kyouichiro, who had agreed to have a drink together, would come to the door and stay at Kangzheng's house with a smile on the excuse of "taking a long vacation."
This is where the story of the two people begins.
Purpose: Love the people and embody the noble spirit of the police