Commentary:

Having been problems often means you know how to solve them.

Text summary: (click to open)

Marty!” Aquila says, greeting the red-haired man warmly, “They made you Security Chief? I remember when you were security problems!
“That’s how I remember you, too, Protector.”
But Avi wonders, “Where is everyone? This place used to be bustling. It... bustled.”
“People left,” says a sad Shereef. “And new people stopped coming. Because... Well, you’ll understand when you see him.”
Meanwhile, the Mayor considers her location. “Huh. Underwater city.”