The woman stared at the pin for so long the boy began to think he had made a terrible mistake.

Then she whispered, “Where is your mother?”

The boy looked down.

“She told me not to say until you believed me.”

That broke her.

Only three pins like that had ever existed.

Her mother had made them by hand—one for each daughter, and one to keep beside the family photograph. The woman had worn hers for years after her sister vanished, even after everyone told her to stop hoping.

The boy reached into his pocket and pulled out a folded piece of paper, soft from being opened too many times.

“She wrote this when her hands started shaking.”

The woman took it with trembling fingers.

The handwriting hit her harder than the cold evening air.

It was her sister’s.

The note said:

“If he finds you, don’t send him away. He is all I have left.”

The woman covered her mouth.

The boy’s voice broke.

“She’s sick. She said you were the only person who would remember the blue jewel.”

The woman dropped to her knees on the sidewalk, her perfect coat touching the ground.

She looked at his dirt-smudged face, his thin shoulders, the hope he was trying so hard not to show.

Then she pressed his pin against the one on her coat.

The two blue stones caught the streetlight together.

And through tears, she whispered,

“Your mother is my sister.”