"Mehta’s coordination assumes you have spinning reserve. We don't. The backup diesel at the tea factory hasn't run in six months. If you trip that line now, the sudden loss of load will cause a frequency rise on the main bus. That will trip the over-frequency relay on the solar farm. Then the city hospital loses its backup. Then—"

Rohan’s heart stopped. Line 3: Current Imbalance. The tea gardens had woken up early.

Sen stood up, stretching. "You passed, kid."

Sen walked back into the rain. Rohan looked at the annunciator panel. All green. But now, he saw the cracks between them—the human greed, the lazy electrons, the negotiation.

"That’s not in the textbook," Sen finished. "Correct. Now, do you know which feeder serves the water pumping station?"

"Trip the feeder," Rohan said, reaching for the breaker control.