THE NEXT DAY   The girls have been rehearsing for their concert for two hours straight, with no water breaks. They were rehearsing on their last song and all of them put their hearts and minds into the last song.   After they got an okay sign, the quickly headed to their water bottles and drank.   "I can't believed we rehearsed for two hours straight with no water breaks!" Sooyoung complained as the other sighed.   "Well, at least we're done now." The other girls nodded their head in agreement to Jessica's statement.   The rehearsal was finally over, they thanked the staffs before heading to a small area outside their dressing room. Lunch was served there.   "I'm so tired.." Yonna whined as she grabbed a plate of food and sat down, quickly eating.   The others started to eat as well and unfortunately or fortunately for Taeyeon, she had a music show to attend.   "Taeyeon, I know you're tired and you just started your break but we need to leave and head to the music show now." Manager-oppa smiled apologetically at Taeyeon who gave him a small smile and nodded.    Taeyeon held back a sigh as she quickly finished her meal before reassuring the other girls that she'll be fine. Taeyeon quickly made her way into the dressing room  and packed.   "Won't Taengoo tire herself out?" Hyoyeon asked worriedly as the others stared at the dressing room door.   "I'm worried about unnie." Seohyun sighed as the others nodded their heads in agreement.   "I'll go talk to her." Tiffany gave the girls a small smile before standing up from her seat and headed into the dressing room.     .....     "Taetae?" Taeyeon turned around, giving her lover a small smile before she continued to pack her things.   "Are you okay?" Tiffany eyed the small girl in front of her  worriedly while Taeyeon hesitated before giving her a nod.   "Kim Taeyeon. Look at me." Tiffany demanded, causing the latter to sighed and look into her eyes.   "Are you okay?" Tiffany asked again. She cupped Taeyeon's cheek as the latter ins