"Give it up! All I know is that we're locked in."
Then he began shaking the steel door and kicking against it.
"Gaines!" he yelled.
[CHAPTER V.]
A MUTINY.
"What is it, Matt?" asked the muffled voice of Gaines from the other side of the closed door.
"Let me out of here!" ordered Matt.
"Can't do it just yet, Matt," answered Gaines apologetically.
"What does this mean?"