Book 12

In order to bring Nyuudou back to Hyakki Academy, Haruaki and the rest of
Class 2-3
sneak into his house. However, they soon find their path blocked by
a group of
fearsome eye youkai, and they’ll have to think quickly if
they want to escape with their
lives! Meanwhile, thanks to Tamao’s
friends, his path to Nyuudou’s room is clear, but
reaching him
won’t be so easy...