Lydia was also starting college. Yes, she could have used the excuse of just showing up to a strange place as the reason for not going, but she didn't see the point. What was she going to do otherwise? No, at least not becoming an idiot was something she could do here. Plus she hadn't had an episode of sensing dead people, so that was nice too.
She was walking down the path, new books on complicated math in her hand when a bike whizzed by and clipped her enough that her books dropped. She spun around and shot daggers at the bicyclist. "Rude!"