Felicity's brushing her teeth, pajamas on and hair in a hasty ponytail when she hears the sound of the front door signaling Oliver's return home. She can provide tech support for him just as easily in her pj's, and since she's based in their apartment now instead of the Foundry like back home, she figures she might as well be comfortable. When she doesn't see him pass by as she's rinsing to go suit up, Felicity wonders if he's taking the night off for some reason.

Teeth done, she plunks her toothbrush back in its holder and goes out to find him, a curious look on her face when she spots him just...standing there. "What's wrong?"