"H-Hey! Stop that..." Ian ruffling Serah's hair was not appreciated, it was hard enough to brush and keep a relatively neat-looking hairdo. Ruffling it just made it spring up all over the place. She didn't have much time to react either as Sigma walked in, Serah now grinning even harder than before... Suprisingly, that's possible. "S-Siggy!" She called out, but the older girl just walked past her. The grin started to drop as she noticed Sigma wasn't being herself... Even more so when just adressing her so coldly moments later. [i]W-What happened with those two?[/i] 

Serah straightened her hair out, adjusted her ribbon... And then notices Ian having taken the girl's spot. "...mou..." She let out in a hushed voice, leading to sulking and shuffling back over to the table. No more room at it...