He kept staring at her while eating at the same time, but she hadn't yet noticed his gaze. And this was the thought that ran through Aiden's mind at that moment,
'Even if I don't get to signal her now, I'd make sure to do so after we're done eating either inside this cafeteria or outside it'.
Yes, that was the plan in case the current one he was trying to achieve now doesn't work out.
You know what? After about a few minutes more of trying to grab her attention, he finally accomplished it. Yes, she noticed his gaze, and at this time, Aiden was close to finishing the food on his plate.
He was so glad when she finally noticed his gaze, and he quickly signaled her about what he wanted. She understood immediately 'cause this wasn't the first time they'd be signaling each other.
And this was what she said to him by signaling, 'Let's find a way to talk outside after coming out of this cafeteria'.