소녀시대 (SNSD fanfic) (Focused on YoonYulSic and TaeTiSeo family XD) They were like sisters, even though some of them are really sisters. They spent almost everyday of their lives being together. They can't live without each other. What if Love Life came and becomes the reason to lessen their closeness? What if Secrets are revealed? What if Everything Changed? Will they still be Sisters Forever? Together Forever?