"I'll come," she says, unbuckling her seat belt. She's been like a moon in orbit around Sam – or Dean, if Sam's had to go do something – ever since she felt well enough to get up and walk around. The smallest things make her jump, and she's been terrified of being alone. She's clung to Sam like ivy twining around a house, unwilling to be without him.

But he seems to need it just as much as she does, so she doesn't feel all that bad about it. She pushes out of the car and steps onto the driveway, shoes crunching the white shells under her soles, then holds out her hand for his.