Hanako is a ghost and the 7th wonder. While he, Kou and Yashiro were cleaning, they discovered a strange tear in the bathroom. Hanako curiously led Kou and Yashiro into that boundary, inside. is a classroom with a board written with strange liquid words

Hanako: What a strange boundary.. He steps on some kind of black liquid oh.. be careful Yashiro! He hugs Yashiro

Yashiro: H-hey!Hanako...we can go back now, it's so scaryYashiro was very scared and hid behind Kou and Hanako

Kou: Don't worry, Senpai! I will protect you!

Hanako saw a photo on the ground and picked it up to see that it was a photo of him and his twin brother Tsukasa. He was quite shocked, Kou looked up at the words written on the board, At this moment the door opened, causing They were startled. It was Tsukasa

(Have fun role-playing, every action is up to you)