SinB and Sowon are doing their routine. They warming up before start practice their new song. Its been a month since their new song "Rough" was released and they are very glad when their fans really like their song till its in top chart for several weeks.

After a few minutes, Yerin , Eunha and Yuju arrived and greet the Tom & Jerry couple before joining them when suddenly they were startled by the sound of the door being pushed hardly.

"M-mianhe...i-i'll be r-right b-back" The maknae said before dashed away.

"U-umji ah!"

"Unnie, did you see that??Umji is crying isn't it??" Yuju ask to Sowon and Yerin.

Yerin look at Sowon worriedly, "Unnie,is something happen to Yewon??"

Sowon about to say something when suddenly the door open again slowly.

"Hehe mianhe unnie. I was late just now so thats why i run fast until I can't stop my feet and hit the door loudly." Umji said while smile widely but everyone can see that its just a fake smile.

"Umji ah, are yo-" "Lets go practice!" Umji said cutting Eunha words making the others just nod.

_______________

*at night*

Sowon humming while holding her cup and walking to the living room to watch the television when suddenly she heard something or more like sobbing making her stop.

"What is that??" Sowon turn silent