Dazai goes missing, but the Agency operatives feel it's just business as usual. Meanwhile, Atsushi accompanies Yosano Akiko on a shopping expedition, where they are suddenly plunged into the middle of a terrorist bomb threat by one of the Port Mafia...
The topic: Evaluation of Explosive
 Reaction and Sensory Response
الموضوع هو تطوّر ردّ الفعل للانفجارات والاستجابة الحسّيّة
Evaluaremos la reacciones explosivas 
y las respuestas sensoriales
Evaluaremos la reacciones explosivas 
y las respuestas sensoriales
Riguarda le reazioni alle esplosioni,
 e la valutazione delle risposte sensoriali
O tópico é: avaliação de reação 
a explosões e resposta sensorial
Тема: «Взрывы и сенсорная реакция на
них в неинерциальных системах отсчёта».