"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!
Memories of youth,
،ذكريات الشباب
im altvertrauten Arbeitszimmer
Vater und Sohn sitzen.
Qué bonitos recuerdos de la infancia,
ver a papá en la oficina.
Qué bonitos recuerdos de la infancia,
ver a papá en la oficina.
Il se revit enfant avec son père
dans le bureau de celui-ci.
Ricordi d'infanzia,
 l'immagine dello studio del padre.
Nas belas recordações da infância,
seu pai está diante de você.
Воспоминания счастливого детства!