Toilet Bound Hanako-kun: NO.8
There are 7 mysteries in the school... or that's what they said and what they thought.... But what if there is a 8th mystery in the school. Nobody knows who the 8th is, even the other 7 mysteries doesn't mention or knows about him too. Then one day, the 8th suddenly appeared in front of Yashiro, Hanako-kun and Kou Mi...