"Yes, Ootsuji Detective Agency" In the purple smoke lies a faint dream, and in the town, rumors swirl like smoke. Now, facing the strangeness of the "mass disappearance" bewildering society, detective Soutarou confronts it! With no witnesses and unclear intentions, the identity of the "ominous tracks" that always appear in its footsteps... In search of clues, the detective delves into the underground realm of the town called "Kuragari." There, the encounter with the black iron armored train and its commander, Tanne, will significantly shake the fate of the detective!
what strange incident took place 
at one of the construction sites?
ما الحادثة الغريبة التي
وقعت في أحد مواقع البناء؟
kam es an einer der Stätten
zu einem gar seltsamen Vorfall.
Pero encontraron algo extraño
en el sitio de construcción.
pero encontraron algo raro
en el lugar de la construcción.
des ouvriers firent
une trouvaille inattendue.
uno strano incidente si è verificato sul posto.
E o que encontraram de estranho
no local de construção...
А потом на одном из участков
нашлось кое-что необычное…