Knetz throwback about one of the legendary picture of f(x) Krystal in 4 walls era!

 ㅠㅠㅠㅠㅠ So pretty. 

I like the concept ㅠㅠㅠ 

Post response : 145

Instiz

Netizens comments :

- Ah really pretty. 

- When is this? So pretty ㅠㅠ

- It kry because it is a cry in a crystal.

Anyway, the top of your head is so pretty.

- Ah pretty ㅠㅠ

- 4walls teaser is really legend. 

- Wow it's so beautiful. 

- Wow so pretty.