Bomb Threat Case

The Bomb Threat Case (爆破予告事件,) is another case sent by the same client responsible for requesting to investigate an abandoned building.

Prologue
The agency have received another request to defuse a bomb. If the agency don't find and defuse it by sundown the next day, over onw hundred people will die.

Case
The agency members have gathered in the agency's conference room. Kunikida addresses them and hands out the necessary documents regarding the case. He states to them that the agency is currently being threatened and shares the email they received from the offender.

The agency has sent workers curently searching for possible locations where the bomb may be located. Kunikida have also been asking distributors if they know anyone purchasing a large number of surveillance equipment however they have received any leads that might help them. Kunikida have also been in contact with an affiliate who's making list of candidates who specializes in explosives and may have a grudge against the agency.

During their investigation, Fukuzawa have been in contact with Ranpo earlier however he will not be able to go back soon as he is investigating a case in.

Fukuzawa proceeds to question Kunikida if it would be possible to have an interview with the taxi driver- the one responsible for the kidnappings of Yokohama visitors. Fukuzawa proceeds to take the responsibility to speak with the military police's intelligence department and orders Kunikida to get in contact with whoever he can on the aircfraft where the taxi driver is currently on board and have him answer their questions. Fukuzawa then gives his final orders to the agency members: find the aggressor and disarm the bomb.

Kunikida contacts Rokuzō Taguchi in hopes of having known the location of the client from the first email they sent. However, Rokuzō tells that the culprit is using multiple hubs to hide their tracks. Kunikida then asks Rokuzō if he could find the source of the second email. Rokuzō proposes that he can send a virus to the hub and use it to trace the source though him breaking the law. Kunikida gives him the permission to do so.

During the investigation, Kunikida finds Dazai in a café chatting up with Nobuko Sasaki. Kunikida updates him regarding the case in which the taxi driver admitted to kidnapping the victims and gasing them but didn't know about the surveillance equipment. This leads to their conclusions that there must as least two people behind the incident - the taxi driver who kidnap the victims and the Azure Apostle who recorded everything.