Author's POV

"Annyeonghaseyo my name is Minatozaki Sana, nice to meet you...again" sana said but whispered the last word as she look at dahyun.

Dahyun looked at her but she just looked away avoiding dahyun's gaze.

"Dahyun, are you ok?" sana heard mina ask that caused her to look at them.

She then saw mina very close with dahyun that made her a little bit jealous.

"Yes, I'm ok unnie no need to worry" dahyun said then smiled assuring mina that she's ok.

But of course, mina didn't buy that.

Mina then looked at her causing her to look away once again.

Sana left without a trace back then, because of this, dahyun would cry every night knowing that her best friend had left her.

No one knew why she left, it's like she's gone in just a snap.

But What matters to dahyun is that Sana's back well, not the sana she knew but even though she's NOT THE sana she knew but dahyun's still thankful that Sana's back...

She's finally back.

Their class ended and their classmates left including dahyun's friends leaving her and sana alone inside.

"How are you?" sana asked shocking dahyun because she didn't expect sana to talk with her.

"I'm...fine, how...about you?" dahyun said.

"Fine" sana replied.

Dahyun can't hold her tears anymore that's why she said she'll be going first.

"It's not my fault anyway." sana said and also left.

On her way to the cafeteria,