It's about f(x) and SJ's dance while they were practicing something happened that caused Hyoyeon to break her heart?

"I never want to see your face again..."

                                  - Hyoyeon

"I'm really sorry..."

                                  - Eunhyuk

"It's just a big misunderstanding..."

                                  - Victoria

"From now on I let you go..."

                                  - Nichkhun

Characters:

Hyoyeon

- Dance Queen of Snsd

- Eunhyuk's Bestfriend and now girlfriend

Eunhyuk

- Dancing Machine of Super Junior

- Hyoyeon's Witty Boyfriend

Other Characters:

Victoria 

- f(x)'s Leader

- Nichkhun's "Fake" Wife 

Nichkhun

- 2pm's face of the group

- Victoria's "Fake" Husband But even though He loves her so much