"Voice distortion, dark room. They did well in covering their tracks..." Xernie was analyzing the video again with Doo Joon, Allison and Yo Seob. "Ah!!! So frustrating!"

"Don't push yourself too hard Xernie, you're doing fantastic already." Allison pat her head as Doo Joon and Yo Seob nodded. "If the case was this easy to solve, we won't be gathered, right?

"True but.. aish! I think I'll take a break...." she mumbled and left the room silently.

-------------------------------

Xernie sat alone in the living room, stirring her cup of coffee. Sonya was in danger and she couldn't do anything about it! She was about to scream when a familiar pair of arms hugged her from the back. She smiled, "Dong Woon ah, what are you trying to do?"

He nuzzled the crook of her neck and whispered, "you're pressuring yourself too much."

And the frown was back. "You don't understand."

"yes I do, we all do. We are all in this together, remember?" Xernie turned around to look at her boyfriend and sighed, placing her head against his chest.

"Right now that video is our only clue but I can't figure anything out! Even the disk was wiped clean of fingerprints."

"Fingerprints aren't always the only traces," Dong Woon bit on his lower lip, thinking. "There has to be something else..."

"Another..." Xernie's eyes widened. "TRACE! OH MY GOODNESS DONG WOON I LOVE YOU!" Xernie kissed him on the lips and ran back to the