within walls

McIlroy told reporters on Tuesday: "No one on the outside has any details. Loose lips sink ships, so we are trying to keep it tight and within walls. I'm sure when there's news to tell, it will be told."

“It’s just that no one on the outside has any details. Loose lips sink ships, so we are trying to keep it tight and within walls.”

This is a particular problem in modern office buildings, he adds, where wastewater pipes are usually made of plastic and encased within walls.

But while “Nothing Feels Natural” felt more thunderous encased within walls, “The Seduction of Kansas” punches through barriers and resonates in open space.

The mellah here is a maze within walls.