A mysterious little girl keeps appearing in Taeyeon's dreams but she doesn't find that girl familiar at all. Tiffany moves back to Korea after a long time to try her luck and find her childhood best friend. Will she succeed? Will her best friend remember her? Will Taeyeon ever find out who that little girl is?

Taeyeon has been ignoring Tiffany for the past few days for no reason that Tiffany could think of. Why is Taeyeon trying to avoid Tiffany? Is it because of the way she really feels about Tiffany? Will she tell Tiffany and how will Tiffany react if she does tell her?