They never swapped again. They didn’t need to. They had already found their missing piece in the mirror of a stranger.

On day six, they were allowed one anonymous message via the Swap’s encrypted line. Athena wrote: “Ellie, your sister needs to hear she’s not a burden. And your nieces think ‘supernova’ is a type of fart. I love them.”

Ellie came back to the blanket fort. The twins tackled her. Megan stood in the doorway, looking fragile and furious with love. “You’re not supposed to be the one who breaks,” Megan whispered.