Shizuku is looking for Tomoko, who disappeared on a rainy night a year ago. Based on Tomoko's final video call, Adashino has a guess about the Curiosity, but he has a few concerns. Oto wants to help Shizuku, so she begins her own search.
Where she worked, her movement 
patterns, her circle of friends...
مكان عملها وتحركاتها الاعتيادية
...ودائرة أصدقائها
Über ihre Arbeit,
ihre Verhaltensmuster, ihre Kontakte …
Su trabajo,
sitios que frecuentaba, amistades…
Su trabajo,
sitios que frecuentaba, amistades…
Où elle travaillait,
ses habitudes, ses amis…
Dove lavorava, i suoi spostamenti, i suoi amici...
Onde ela trabalhava, seus padrões de
comportamento, círculo de amigos...
Где она работала,
где бывала, с кем дружила...