Hereafter. . 

Knock-knock-knock-knock-knock-knock those are the continues sound that can be heard in an specific house. 

"DAMN IT! Who the hell is that??! Is that person trying to knock my house door down!? -open the door- Yaaaaaaaaaah!! The hell is your problem??! -opens his eyes- Oh!! Mianhe Krystal! Manhe, what's brings you here early in the morning? -gulp-" Zi

"Its okay Zi Oppa, sorry for waking you up this early. . I just want to say Hi to Aiden Oppa -aegyo-" Krystal

"-confuse- Hah? Say Hi? Are you okay Krystal-sshi?" Zi

"Yes Oppa, is ther any problem about that? Where is Oppa? -pouts-" Krystal

"Krystal-sshhii, your such a joker, didn't you know that your boyfriend leaves our country after the party? -chuckles-" Zi

"Yah! Your not funny Oppa -glares-" Krystal

"Ya. . yaah. . This Oppa is not lying, last night is his farewell party you know, you can re-confirm it to Manager Hyung and. . " before Zi can finish his statement Krystal already bids her goodbye.

At the SmTown Office. . 

"Manager Oppa! -catching her breath-" Krystal

"Yes? what can I do for you Krystal-sshii? -smiles-" LSM

"Where is Aiden??" Krystal

"Oh! China! -chuckles-" LSM

". . . gomawa" Krystal

Upon hearing the news that her boyfriend already leaves for China, she can't stop crying and telling herself that its all her fault not knowing it, because she never ever dare to give Aiden a chance to talk to her. Krystal is breaking inside.

At the dorm. . 

A specific girl was crying loudly causing the other members to wake up. . 

"Hey, Soojungie. . what's the problem?" Sulli

"Are you okay? Why are you crying? -patting Krystal's back-" Vic

"Oppa . . he. . . he. . he already leave for China without even saying any goodbyes -cries hard-" Krystal

"WhaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaT????? -shock-" Sulli and Victoria

"Guys!! did you check your phones?" Luna

"Why?" Vic

"I envy Aiden, he leaves Korea last night. I envy him -pouts-" Luna

"Did he say goodbye to you?" Krystal, sulli and Vic -unison-

"I think No, did you guys check your phones?" Luna

"No, not yet." Victoria

As everyone check their phones. . . 

To: Victoria

From: Aiden

"Having a second substitute mother like you while growing up was the greatest gift and biggest advantage anyone could ever have given me. It is because of the confidence and values that you instilled in me that made me who I am today. Thank you for shaping me into a person who I like and am proud to be. Thank you letting us believe that we could be whoever we wanted to be, do whatever we wanted to do, there were no limitations except our drive, ambition and creativity. Thank you for always having hope for me when I didn’t have for myself.Thank you for telling me not to give up when I said I couldn’t do it any more.Thank you for never giving up on me when I went through that dark period, when I shut every one out of my life. When loving me must have been like trying to hold a cactus. Thank you for loving me through a