This is, Mitchell thinks, with a bemused little smile, going to be like Tim all over again. Except instead of a ghost baby, it's a heart.

But there's worse things out there. And this happens to be making Annie very happy right now, which she's not been in a long time. Far be it from him to kill that at all prematurely, with good sense and questions and okay-but-Annie-the-heart-does-probably-belong-to-someone-somewhere-also-it's-a-bloody-organ. The glow of the heart shows through the thin material of her jumper, like she's got a low-level lamp wrapped up in there--and, despite himself, Mitchell smiles, and holds his hand out to her.

"Come on, then. We'll go slowly so we don't wake it."