Kakuriyo no Yadomeshi S01E12 - There's a Secret in the Basement at Tenjin-ya.

Akatsuki and Ginji have been acting a little strange since Hatori arrived. Meanwhile, the children from one of the families staying at Tenjin-ya go missing. In order to look for them with Akatsuki, Aoi goes down to Tenjin-ya's basement for the first time.