In an effort to be more social and convince himself that, no the giant eagle wasn't around, he'd made his way to the coffee store. It had plenty of people and was inside, and honestly he spend too much time indoors.
He'd half freaked at seeing Thalia on stage, but not all Greeks were bad so he'd calmed himself down. And she'd made him laugh, which was something he desperately needed sometimes.
So knowing she'd feel him eventually he'd gotten up and moved closer to her, offering half a wave. "Hello."