The Green Light on the Wall

In 2018, the Hernandez family lost nearly everything when an electrical fire swept through their home in suburban Houston. Their two daughters, ages six and nine, escaped in pajamas. For months afterward, both girls woke screaming at every siren, every flicker of light. When Marco Hernandez rebuilt, he did something his contractor called excessive. He installed a commercial-grade fire suppression system — the kind you find in hospitals and schools — throughout every room, every closet, even the garage.…