Kiitaro is preparing to take a bath, but he discovers a somewhat disturbing yokai in the bathroom...

Mumei is confined in a classroom full of traps. Trying to escape along with his comrades, they set off the traps and are sent to another world. A strange old man was waiting there. Mumei's classmates exhaust themselves without skills going up against an enemy that gets stronger the more he drinks. A sense of foreboding reaches the bewildered Mumei.

While the Twin Stars tour Japan, Mayura tries to step up her skills as an exorcist.

On a rainy day, Natsume meets a young girl youkai. Her name isn't in the book of friends, but she wants his help anyway: she wants him to find a man she met once. The man couldn't see Youkai normally, but a mischievous trick of the weather let him see her for just one day. For the next fifty years she visited him, hoping he'd see her one more time, but he never did. Now he's vanished. Can Natsume find him for her?

While at Oda's castle, a man called Saru, whose name is actually Kinoshita Hideyoshi, appears before her. He keeps bugging her to him ninja techniques and another Oda subordinate, Mori Yoshinari, who is a master of the spear, asks her to spar with him. What does Chidori do?