পর্ব 11: Airi Saitama-র Yoshimi Hundred Caves-এ রহস্যময় শব্দ তদন্ত করছে

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)