Prompt: Family

The first time she takes him to her mother's grave, he doesn't want to let the breath he's holding escape. They've only been together four months, and he knows her well enough to realise how much of a big step this is, how personal this is, how much he should value this. She keeps her hand firmly in his, and smiles slightly in the direction of the name on the slab.

"Mom, this is Castle." She whispers, so quietly he can barely hear it, and he thinks no one has ever loved him so much in his life.