Seohyun and Yoona both run to each other and hug each other and cry to each other at the train station.

Seohyun: unnie, I want to go home away from them.   Yoona: nae...unnie too...   They both then go buy the train ticket and get in the train to Busan. They were just comforting each other on the train and felt a little scare, excited, and happy that they will see their parent again.   Kris wake up to found himself lying on the bed in his bedroom with no one beside him and not remembering what happened last night that got him . But thinking about Seohyun and Nichkhun make him mad so he got up and look around for Seohyun but there were none Seohyun only to left with a letter, their ring. and the keroro.   He then open the letter and read it:   Kris, since you don't want to hear what happened and why I'm with Nichkhun like that and choose to ignore it and want me to go away so I did. I hope your happy now with your life and I promise not to mess with you now.    And Good luck with your life from now on without me but you with Jessica.   Seohyun   He then rip the paper into piece and throw it away and just went to take a bath and then came out and went out to relax himself and not stress himself.   Kai was eating breakfast by himself with his parent looking at him the whole time and keep thinking about what he say to Yoona and to felt hurt about that and for not letting her explain and tell him the good new she want to tell him. And also having a headeache why he in bed with Suzy .   His parent: Where Yoona?   Kai: I told her to go away from my life.   The mom: How dare you?   Kai: umma, she cheat on me...   The dad: What if it a misunderstanding? Did you let her explain herself? Did you know that she wait the whole night for you to come back but when you does you hurt her more until she run away herself.   Kai: I don't know..Please don't talk about her anymore..   With that Kai stand up and goes to his car and drive away to work.   Yoona and Seohyun then arrived at Busan and call their parent they