The most devastating blow comes from Maddie Buckley (Jennifer Love Hewitt). Struggling with severe postpartum depression, she leaves baby Jee-Yun at the fire station and records a tearful video for Chimney, explaining that she’s leaving because she doesn't believe the baby is safe with her.

By tracing paint found near Hudson, the team finds Harry sealed behind a wall in an abandoned house. He’s safe, but clearly traumatized by the ordeal. Breaking Points for the 118

As the blackout ends, the characters find themselves in a new kind of chaos. With Maddie gone and Harry facing a long road to healing, the fallout from these "desperate measures" will be felt for a long time.

Athena corners Hudson in a subway station with the 118 blocking his path. When Hudson points a gun at Bobby, Athena shoots him dead—killing the only person who knew where Harry was hidden.

The high-stakes blackout trilogy finally comes to a close in a heart-pounding hour that leaves the 118—and us—reeling from some massive status-quo shifts. Here is everything that went down in this week's episode of 9-1-1 on FOX. The Hunt for Harry

The episode picks up with (Angela Bassett) in a race against time to find her kidnapped son, Harry. We learn that Jeffrey Hudson's obsession stems from a Season 3 showdown where Athena's shot permanently injured him.

While the city finally sees the power come back on, several relationships at the 118 remain in the dark.