"Good morning, class! My name is Mr.Kim Dongyhun, I'm your math teacher. This is my first time to teach math. so please cooperate" Donghyun bowed

"Yes, sir" the students responded except for sasa. She was hidding her face from the teacher.

"Guys before I start, please introduce yourselves to the class"

"Oh crap!" sasa cursed. Donghyun saw a women covering her face with a handkerchief.

" You over there! the one hidding her face with a piece of clothe. Please stand up" Donghyun pointed out sasa. All Looked at her even Minwoo

"Hey, isn't that the brother of sasa-ah"L.joe thought. She slowly rose up from her seat but her handkerchief is still covering her face 

"Please remove your handkerchief on your face, Miss" sasa slowly remove her handkerchief. And when her handkerchief is totally remove, she gave a little smile and said "Good morning, sir"

"Sasa-ah, I didn't know you were one of the students here. why you didn't say it to me?"

"You didn't ask me, Oppa" sasa thought

"What?!"

"Donghyun oppa is my brother" sasa told her classmates

"And sasa-ah here is my baby little sister. Isn't that right. Baby sasa-ah?" evweryone laughed heartily which made sasa blush in embarrassment 

"Oppa!" sasa yelled 

"What's wrong? I'm only saying what is true. You are my little, cute, adorable sister" Donghyun shrugged. Everyone laughed more then started balling her names. Sasa couldn't resist anymore so she walked out of the classroom, crying L.joe follewed her while Minwoo is wearing a devious grin.

" I think I went a little too far " Donghyun thought 

-At the hallway-

L. joe POV

"Hey sasa-ah wait for me!" I said when I was about to chase her hands.

"I hate him .......what kind of brother is he" sasa angrily said 

"I don't know" I said and then shruged

"Whatever!" sasa smirked "He so stupid" ....... What he did in the past years! hmm.....And then he will call me baby sasa.... I HATE HIM SO MUCH"

" What did he did?" I curiously said

"You don't know what he did. You want to know ha....." sasa shoved me into the wall 

"He always making promise but he didn't keep it"

"Shallow, is that only the reason why you're angry"

"Yes...." sasa take a deep breathe "I want a brother" sasa sadly said. I hug her because she is about to cry. I cannot resist to see a girl crying ( It's only imagination)

"Don't cry sasa-ah,,, I'm here for you" hugging himself

"L.joe-ah. What are you doing?"

"Ah! Nothing" I told to her "It so embarrassed" I thought

"OK, I feel good now,,," sasa said 

"Are you sure, you're ready to face your brother" I asked her curiously.

"Yes I'm ready to face him"

"Omo!"

"Yes, i'm not joking... PROMISE!!" sasa make the promise sign

"Ok! your truely ready" I said and grabbed her wrist

"Get ready to rumble?" l.joe said shoutly

"OK let's go now" sasa whispered

They are now in the classroom. Donghyun immediately shouted "baby sasa". He can't stop repeating the name Baby Sasa in front of her, Suddenly

"Are you not going to stop or I will crashed this f****** lips!" she said it while holding the lips of Donghyun

He surrender his hands and run. Sasa laughed hardly and proudly. L.Joe and Sasa highfived  

 __________________________________________________________________________________

 Author's Note:

Bad Brother! DONGHYUN Bad brother!

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ellei (^_^)