“YOUR PROJECT IS TRASH!” The millionaire’s son mocked the janitor’s son in front of everyone. But when his $50,000 robot failed, the lesson in humility left the entire school in tears.

“Come on, Dad. Let’s go up together.”

Ramiro climbed the steps.

And there, in front of the wealthy people who normally wouldn’t even look at him when he served their coffee, he embraced his son.

“The first prize of the Regional Fair,” Vázquez announced, “along with a full scholarship to the University of Engineering, goes to Álvaro Campos.”

The applause thundered through the gym.

Mauricio and his father quietly slipped out through a side door, small and defeated, dragging their useless robot behind them. No one watched them leave. All eyes were on the boy and the janitor.

That afternoon, engineer Vázquez’s limousine stopped in front of Álvaro’s modest home. The reunion between Rómulo and Nicolás was almost sacred—two old friends separated by time and class, brought together again through  science and a grandson who had listened.