Common Etiquette? It Feels Like Eighth-grader Syndrome

When a brain tries to act dumb, it shouldn't be that easy to figure out...

Lin Sanjiu quickly erased the words and returned to her brain shape. She floated up and down on the spot, acting like she was puzzled by their actions before she made a "?" symbol.

"Stop acting dumb!" Rena bounced, she wished she could just jab the brain a few times, "Who are you kidding with! You were going to form two more letters! That means your full name has nine letters!"

Lin Sanjiu had to segregate her 'brain' into the right number of alphabets before spelling out the words she wanted, so she did make that mistake. But, she didn't expect Rena to be that sharp. She floated in mid-air for some time, wondering how they would come to know her name, but remained 'silent'.