I was five months pregnant when I decided my stepdaughter’s room would become the nursery. I didn’t ask. I stood in the doorway of her lavender room and told fourteen-year-old Emma she would have to move to the living-room sofa. Temporary, I said. My child was the priority now. Her face crumpled. One tear slipped free before she nodded, wiped her cheek, and began packing clothes, books, and a framed photo of herself and her father. That night she slept on the sofa with a thin blanket. My husband Mark barely spoke to me.

Two days later, while looking for a pen in his desk, I found a slim folder labeled “Surprise for Sandra.” Inside were careful sketches of Emma’s room transformed into a shared space: a crib beside her bed, upward shelves, under-bed storage, soft colors that blended both worlds. Notes in the margins read “So baby doesn’t wake Emma” and “Extra space for her desk.” The handwriting wasn’t Mark’s. When he came home he handed me the same folder and told me it had been Emma’s idea. She had come to him excited, wanting to share her room so her baby brother would never feel like an outsider.