Rainie pushed Show away, she wanted to slap him but in the end, it's blocked by Show.

Show: Don't waste your effort hitting me, you got no strength now.

Rainie put her hand down, Aaron and the guys came in.

Aaron: I'm so tired.

Show moved away from Rainie, Rainie looked at the guys.

Rainie: What did you all do? why are you all looking so tired?

Han: We went to clean up at the Library, punishment for showing up late.

Rainie: Oh, sorry..

Guigui: It's okay Rainie, we can treat it as exercise! *smiled*

"Sorry for the interruption, Aaron Yan, Wu Ying Jie, Jiro, Han, Show Luo, Rainie Yang from class 2/1, please kindly make your way to the principal office now. I repeat.."

Aaron: ...?

Jiro: Why is Aaron being called two times?

Han: This principal is really pissing me off.

Rainie: What ever it is, we still have to go right?

Aaron: But why this time all of us is called?

Guigui: Is it because we are together on Bloody Day?

Show: Shouldn't be, how can the principal knows what's a Bloody Day?

Aaron: Let's go.

[Rose Academy ; Old Building ; Principal Office]

Aaron knocked the door and they went in.

All:*bowed* Morning Sir.

??:*smiled* Morning pupils.

Aaron find the voice familiar, he looked up and saw the guy that always wear hoodie and mask sitting on the chair.

Guigui|Han:*thinking* He got different eyes colour...

Show|Jiro:*thinking* Green and red eyes colour? That's unique.

Aaron: Why are you here?

??: Why can't i be here?

Aaron: Are you going to tell us who you are now?

The guy smiled, he stood up.

??: I'm the one who called Han.

~Flashback~
~Conversation~
Han: Hello?

??: ...

Han: Hello?

??: .. Pure.. King.. died...

Han: Huh?

??: Wang.. Zi... killed..
~End of Conversation~
~End of Flashback~

??: I'm the one who appeared in the middle of the night under the tree.

~Flashback~
The guy wore a black T-shirt with a hood and a white mask that covered the whole face except for eyes, nose and mouth.
But due to darkness, Aaron couldn't really see anything of the guy.

He looked up and smiled at Aaron.
Without thinking, Aaron jumped down from the second floor.

Aaron: Who're you?

??:*smiled* Bye.

That guy run away with a fast speed.
~End of Flashback~

??: I'm the one who appeared at the backyard.

~Flashback~
Aaron: Who are you exactly?

This time, Aaron finally could see something out of the guy.

Aaron:*thinking* Both of his eyes is different colour...

??: You will know when the time is right.

He run away again.
~End of Flashback~

He walked towards Guigui and lean towards her.

??: I'm the one who planted all the Roses in the Backyard.

Aaron pulled Guigui behind him, the guy walked away.

??:*smiled* I'm the voice that instructed you all during the Bloody Day.

~Flashback~
There's a voice coming out from the PA systems, it's a computer voice.

"Hello students, i have something to say."
~End of Flashback~

??: I'm the one who left a letter for Aaron but he tear it up and throw it away.

~Flashback~
Aaron:*smirked* What's this man?!

Aaron tear up the paper and dump it into the bin, he walked out.
~End of Flashback~

He stood in front of them and took off his hoodie and mask.

??: I'm the Principal of Rose Academy.