Luna sighed, the first to break the silence. She had noticed her sister become more quiet, but this was coming too far. She couldn't handle it anymore.
"Tia," Luna started slowly, choosing her words carefully, "Are you okay?" She knew it was a stupid question to ask, but it was the first that came to mind. Of course she wasn't okay! But Celestia nodded, still just staring down at her dinner and moving it around with her fork.
"Tia..." Luna's voice was soft and caring. She was worried about her sister, but how could she fix the problem, if she didn't know what the problem was in the first place?
TO BE CONTINUED IN FLYING