Minho and Yuri have been dating for almost 4 years. They both promise not to leave each other.

Minho: Until death do us apart. Our love would never end, my yuri.

Yuri: I promise oppa.

 until the time came, Yuri noticed she always felt dizzy. She thought it was just nothing, but when she went shopping with her friends Sooyoung, Yoona and Jessica she felt dizzy again and she suddenly collapsed.

Yoona: Unnie, Unnie wake up !!

 Sooyoung and Jessica left yoona with yuri and go get some help. When they were already at the hospital, after how many minutes,

Jessica: So doc, what's the problem with our friend, yuri ?

Doc: Pls. be ready for what i am going to say.

Sooyoung: What is it doc ?? (confused)

yoona: oh .. maybe unnie is pregnant ! hehehehe

Sooyoung: Shut up yoona .

Doc: I am sorry but your friend is suffering stage 3 of leukemia. I can tell that she only have a month to live.

Jessica: WHAT ??

Sooyoung: Your kidding right ?? 

Yoona: NOOO !! (crying)

Doc: I am really sorry.