Sugimoto and others showed a book made of strange leather to Dan (Morry Robertson). They heard that there was a building of a dismissed man in Yubari, where someone had witnessed tattoos of human skin, so they started to look at it.Let’s go to Yubari together.

On the other hand, Tsurumi notices a suspicious person who stole a human body from a grave buried in a coal mine accident.After investigation, it was discovered that this person was Edo Kai (Furukawa Yuuki) who ran a taxidermy workshop in Yubari.Tsurumi was full of praise for Etobe's superb skills. He cleverly used words to close the distance with Etobe and made an unexpected request.