It was my late husband’s 1967 Mustang, the car he had been restoring when he died six years ago. I had sold it to a stranger in my grief, and I had never forgiven myself. Hannah burst into tears. She said they had tracked the buyer down, bought it back, and spent months rebuilding the engine in secret to surprise me on what would have been Dad’s seventieth birthday.

Grant explained that Liam had overheard them practicing what to say if I found out early. They had told him it was a secret even the police could not know, a joke that Liam took far too seriously. They had also saved for the car by skipping vacations, which was why Hannah had seemed tired lately. I covered my mouth and sat on an overturned bucket, laughing and crying together.

I ran my hand along the polished hood and found a small plaque on the dashboard with my husband’s name. Liam climbed into the driver’s seat and pretended to steer, shouting that he was helping Grandpa drive. Hannah sat beside me and said she wished she had told me sooner, but she wanted one thing in my life to be a joyful surprise. I told her she had given me the best gift imaginable.

On the birthday, we all drove it to the lake, with Liam in the back seat and me holding the plaque. Now every Sunday, Grant lets me start the engine, and Liam proudly polishes the chrome. I still tease them about the secret that even the police could not know. The garage door stays open now, and the Mustang’s engine sounds exactly like him.