एपि. 11: Airai जापान के साइतामा में योशिमी हंड्रेड केव्स में रहस्यमयी आवाज़ों की जांच करती है

11

After leaving Nikko, Airi hears a mysterious sound only she can hear. They head to the origins of that sound, to find out that it's the Yoshimi Hundred Caves in Saitama, a historical site. (Source: Crunchyroll)