[Picture] 130610 Taeyeon Instagram Update: 'My pretty dongsaeng♥'

[Picture] 130610 Taeyeon Instagram Update: 'My pretty dongsaeng♥'

Check out [Picture] 130609 Taeyeon Instagram Update: 'Lol 고마워요티브이데일리'
Check out [Picture] 130609 Yoona, Yuri and Taeyeon with Key at "Girls' Generation World Tour in Seoul" Backstage

The caption of the photo:
이쁜내동생♥

Translation
My pretty dongsaeng♥

Source: taeyeon_ss on instagram